6.1.9

Irregular ER Verbs - First Person Stem Changes

Test yourself on Irregular ER Verbs - First Person Stem Changes

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Stem Changes in the First Person Present

Some ER verbs only change their stem in the first person 'yo' form. After this, they follow the same pattern as regular ER verbs.

Hacer - to do, to make

Hacer - to do, to make

  • Hago - I do.
  • Haces - you do.
  • Hace - he/she does.
  • Hacemos - we do.
  • Hacéis - you do.
  • Hacen - they do.
Poner - to put, to set

Poner - to put, to set

  • Pongo - I put.
  • Pones - you put.
  • Pone - he/she puts.
  • Ponemos - we put.
  • Ponéis - you put.
  • Ponen - they put.
Traer - to bring

Traer - to bring

  • Traigo - I bring.
  • Traes - you bring.
  • Trae - he/she brings.
  • Traemos - we bring.
  • Traéis - you bring.
  • Traen - they bring.
Caerse - to fall, collapse

Caerse - to fall, collapse

  • me caigo - I fall.
  • te caes - you fall.
  • él/ella cae - he/she falls.
  • nos caemos - we fall.
  • vos caéis - you (plural) fall.
  • ellos caen - they fall.
Other common ER verbs that change in the first person

Other common ER verbs that change in the first person

  • Conozco - I know (a person).
  • Parezco - I look like.
  • Agradezco - I thank.
  • Sé - I know (information).

Stem Changes in the First Person

Some ER verbs only change their stem in the first person 'yo' form. After this, they follow the same pattern as regular ER verbs.

Conocer - to know, meet

Conocer - to know, meet

  • Conozco - I know.
  • Conoces - you know.
  • Conoce - he/she knows.
  • Conocemos - we know.
  • Conocéis - you know.
  • Conocen - they know.
Agradecer - to thank

Agradecer - to thank

  • Agradezco - I thank.
  • Agradeces - you thank.
  • Agradece - he/she thanks.
  • Agradecemos - we thank.
  • Agradecéis - you thank.
  • Agradecen - they thank.
Desaparecer - to disappear

Desaparecer - to disappear

  • Desaparezco - I disappear.
  • Desapareces - you disappear.
  • Desaparece - he/she disappears.
  • Desaparecemos - we disappear.
  • Desaparecéis - you disappear.
  • Desaparecen - they disappear.
Nacer - to be born

Nacer - to be born

  • Nazco - I am born.
  • Naces - you are born.
  • Nace - he/she is born.
  • Nacemos - we are born.
  • Nacéis - you are born.
  • Nacen - they are born.
Parecer - to seem, appear

Parecer - to seem, appear

  • Parezco - I seem.
  • Pareces - you seem.
  • Parece - he/she/it seems.
  • Parecemos - we seem.
  • Parecéis - you seem.
  • Parecen - they seem.
Saber - to know

Saber - to know

  • (Yo) sé - I know.
  • Sabes - you know.
  • Sabe - he/she knows.
  • Sabemos - we know.
  • Sabéis - you know.
  • Saben - they know.
Jump to other topics
1

The Basics

1.1

Pronouns

1.1.1Personal Pronouns1.1.23 Types of Verbs1.1.3The Infinitive1.1.4Nouns Endings - 'O', 'A', 'OS' and 'AS'1.1.5Other Noun Endings1.1.6Gender1.1.7Position of Adjectives1.1.8Common Abbreviations
1.2

Time

1.2.1Time Expressions1.2.2Time Expressions 21.2.3Time Expressions - Sometimes1.2.4Time Expressions - A While1.2.5The Seasons1.2.6Telling the Time
2

Current & Future Study & Employment

2.1

School & Subjects

2.1.1A Good Student2.1.2My Studies2.1.3Life At School2.1.4Some Common Conjunctions2.1.5Subjects2.1.6Subjects 22.1.7Future Study2.1.8School Routine2.1.9Exam-Style Questions - Schools
2.2

School & Subjects - Translations (Foundation)

2.2.1School - Spanish to English (Foundation)2.2.2School - English to Spanish (Foundation)2.2.3School - Translations (Foundation)2.2.4Subjects - Spanish to English (Foundation)2.2.5Subjects - English to Spanish (Foundation)2.2.6Subjects - Translations (Foundation)2.2.7School Routine - Spanish to English (Foundation)2.2.8School Routine - English to Spanish (Foundation)2.2.9School Routine- Translations (Foundation)
2.3

School & Subjects - Translations (Higher)

2.3.1School - Spanish to English (Higher)2.3.2School - English to Spanish (Higher)2.3.3School - Translations (Higher)2.3.4Subjects - Spanish to English (Higher)2.3.5Subjects - English to Spanish (Higher)2.3.6Subjects - Translations (Higher)2.3.7School Routine- Translations (Higher)
2.4

Education Post - 16

2.4.1To Go or Not To Go to University?2.4.2University2.4.3Regular AR Verbs2.4.4'Ir'2.4.5Work2.4.6Ideal Job2.4.7Regular ER Verbs2.4.8Exam-Style Questions - Ideal Job
2.5

Education Post - 16 - Translations (Foundation)

2.5.1University - Spanish to English (Foundation)2.5.2University - English to Spanish (Foundation)2.5.3University - Translations (Foundation)2.5.4Jobs & Careers - Spanish to English (Foundation)2.5.5Jobs & Careers - English to Spanish (Foundation)2.5.6Jobs & Careers - Translations (Foundation)
2.6

Education Post - 16 - Translations (Higher)

2.6.1University - Spanish to English (Higher)2.6.2University - English to Spanish (Higher)2.6.3University - Translations (Higher)2.6.4Jobs & Careers - Spanish to English (Higher)2.6.5Jobs & Careers - English to Spanish (Higher)2.6.6Jobs & Careers - Translations (Higher)
3

Identity & Culture

3.1

Me, My Family & Friends

3.1.1Greetings3.1.2Greetings 23.1.3Age & Name3.1.4Reflexive Verbs3.1.5My Physical Appearance3.1.6My Personality3.1.7My Friends3.1.8My Friends' Physical Appearance3.1.9My Friends' Personality3.1.10Whose Father? Whose Parents?3.1.11Family Members3.1.12Other Family Members3.1.13Describing Family3.1.14Describing Family 23.1.15Describing People3.1.16Adjective Endings Match the Gender of the Noun3.1.17Exam-Style Questions - Describing People3.1.18Exam-Style Questions - Family3.1.19Tener3.1.20Ser3.1.21Estar3.1.22Relationships3.1.23Relationship - Verbs3.1.24Exam-Style Questions - Relationships
3.2

Me, Family & Friends - Translations (Foundation)

3.2.1Greetings - Spanish to English (Foundation)3.2.2Greetings - English to Spanish (Foundation)3.2.3Greetings - Translations (Foundation)3.2.4Age & Name - Spanish to English (Foundation)3.2.5Age & Name - English to Spanish (Foundation)3.2.6Age & Name - Translations (Foundation)3.2.7Describing Yourself - Spanish to English (Foundati3.2.8Describing Yourself - English to Spanish (Foundati3.2.9Describing Yourself - Translations (Foundation)3.2.10Friends - English to Spanish (Foundation)3.2.11Friends - Spanish to English (Foundation)3.2.12Friends - Translations (Foundation)3.2.13Personality - Spanish to English (Foundation)3.2.14Personality - English to Spanish (Foundation)3.2.15Personality - Translations (Foundation)3.2.16Family - Spanish to English (Foundation)3.2.17Family - English to Spanish (Foundation)3.2.18Family - Translations (Foundation)3.2.19Describing Family - Spanish to English (Foundation3.2.20Describing Family - English to Spanish (Foundation3.2.21Describing Family - Translations (Foundation)3.2.22Relationships - Spanish to English (Foundation)3.2.23Relationships - English to Spanish (Foundation)3.2.24Relationships - Translations (Foundation)
3.3

Me, Family & Friends - Translations (Higher)

3.3.1Age & Name - English to Spanish (Higher)3.3.2Describing Yourself - Translations (Higher)3.3.3Greetings - English to Spanish (Higher)3.3.4Greetings - Translations (Higher)3.3.5Age & Name - Translations (Higher)3.3.6Friends - English to Spanish (Higher)3.3.7Describing Yourself - English to Spanish (Higher)3.3.8Personality - Translations (Higher)3.3.9Personality - Spanish to English (Higher)3.3.10Friends - Spanish to English (Higher)3.3.11Friends - Translations (Higher)3.3.12Describing Family - English to Spanish (Higher)3.3.13Family - Spanish to English (Higher)3.3.14Family - English to Spanish (Higher)3.3.15Describing Family - Spanish to English (Higher)3.3.16Family - Translations (Higher)3.3.17Describing Family - Translations (Higher)3.3.18Relationships - Spanish to English (Higher)3.3.19Relationships - English to Spanish (Higher)3.3.20Relationships - Translations (Higher)
3.4

Technology in Everyday Life

3.4.1Forming the Present Perfect3.4.2Stem Changing ER Verbs (o - e)3.4.3Social Media3.4.4Social Media 23.4.5Positives of Social Media3.4.6Negatives of Social Media3.4.7Mobile Technology3.4.8Your Devices3.4.9'Para' or 'Por'3.4.10'No' - Negative Verbs
3.5

Tech in Everyday Life - Translations (Foundation)

3.5.1Social Media - Spanish to English (Foundation)3.5.2Social Media - English to Spanish (Foundation)3.5.3Social Media - Translations (Foundation)3.5.4Mobile Technology - Spanish to English (Foundation3.5.5Mobile Technology - English to Spanish (Foundation3.5.6Mobile Technology - Translations (Foundation)
3.6

Tech in Everyday Life - Translations (Higher)

3.6.1Social Media - Translations (Higher)3.6.2Mobile Technology - Spanish to English (Higher)3.6.3Mobile Technology - English to Spanish (Higher)3.6.4Mobile Technology - Translations (Higher)
3.7

Free Time Activities

3.7.1Regular ER Verbs in the Imperfect3.7.2Music3.7.3Forming the Future Using 'ir a'3.7.4Cinema3.7.5TV3.7.6Exam-Style Questions - Cinema3.7.7Food3.7.8Regular AR Verbs in the Conditional Tense3.7.9To Do The Shopping3.7.10Meat3.7.11Fish3.7.12More Food3.7.13Fruit3.7.14Adjectives for Comparing Things3.7.15Vegetables3.7.16Exam-Style Questions - Fashion3.7.17Drinks3.7.18Snacks3.7.19Eating Out3.7.20Opinions3.7.21Sport3.7.22To Play a Sport3.7.23Favourite Sport3.7.24To Be in Fashion3.7.25Fashion Materials3.7.26No + Nada
3.8

Free Time Activities - Translations (Foundation)

3.8.1Music - Spanish to English (Foundation)3.8.2Music - English to Spanish (Foundation)3.8.3Music - Translations (Foundation)3.8.4Cinema & TV - Spanish to English (Foundation)3.8.5Cinema & TV - English to Sp (Foundation)anish3.8.6Cinema & TV - Translations (Foundation)3.8.7Food - Spanish to English (Foundation)3.8.8Food - English to Spanish (Foundation)3.8.9Food - Translations (Foundation)3.8.10Meat & Fish - Spanish to English (Foundation)3.8.11Meat & Fish - English to Spanish (Foundation)3.8.12Meat & Fish - Translations (Foundation)3.8.13Fruit & Veg - Spanish to English (Foundation)3.8.14Fruit & Veg - English to Spanish (Foundation)3.8.15Fruit & Veg - Translations (Foundation)3.8.16Drinks & Snacks - Spanish to English (Foundation)3.8.17Drinks & Snacks - English to Spanish (Foundation)3.8.18Drinks & Snacks - Translations (Foundation)3.8.19Eating Out - Spanish to English (Foundation)3.8.20Eating Out - English to Spanish (Foundation)3.8.21Eating Out - Translations (Foundation)3.8.22Sport - Spanish to English (Foundation)3.8.23Sport - English to Spanish (Foundation)3.8.24Sport - Translations (Foundation)3.8.25Fashion - Spanish to English (Foundation)3.8.26Fashion - English to Spanish (Foundation)3.8.27Fashion - Translations (Foundation)
3.9

Free Time Activities - Translations (Higher)

3.9.1Music - Spanish to English (Higher)3.9.2Music - English to Spanish (Higher)3.9.3Music - Translations (Higher)3.9.4Cinema & TV - Spanish to English (Higher)3.9.5Cinema & TV - English to Spanish (Higher)3.9.6Cinema & TV - Translations (Higher)3.9.7Food - Spanish to English (Higher)3.9.8Food - English to Spanish (Higher)3.9.9Food - Translations (Higher)3.9.10Meat & Fish - Translations (Higher)3.9.11Fruit & Veg - Translations (Higher)3.9.12Drinks & Snacks - English to Spanish (Higher)3.9.13Drinks & Snacks - Translations (Higher)3.9.14Eating Out - Translations (Higher)3.9.15Sport - Spanish to English (Higher)3.9.16Sport- English to Spanish (Higher)3.9.17Sport - Translations (Higher)3.9.18Fashion - Spanish to English (Higher)3.9.19Fashion - English to Spanish (Higher)3.9.20Fashion - Translations (Higher)
3.10

Customs & Festivals in Spanish Speaking Countries

3.10.1Customs & Festivals3.10.2Exam-Style Questions - Festivals3.10.3Regular AR Verbs3.10.4Regular ER Verbs3.10.5Regular IR Verbs
3.11

Customs & Festivals - Translations (Foundation)

3.11.1Festivals Vocab - Spanish to English (Foundation)3.11.2Festivals Vocab - English to Spanish (Foundation)3.11.3Festivals - Translations (Foundation)
3.12

Customs & Festivals - Translations (Higher)

3.12.1Festivals Vocab - Spanish to English (Higher)3.12.2Festivals Vocab - English to Spanish (Higher)3.12.3Festivals - Translations (Higher)
4

Areas of Interest

4.1

Home, Town, Neighbourhood & Region

4.1.1Home4.1.2What Is There in Your House?4.1.3Set Expressions4.1.4Near Your Home4.1.5Location4.1.6Common Prepositions4.1.7Shops4.1.8Shops 24.1.9Places in Town4.1.10Places in Town 24.1.11Town & Region4.1.12The City and The Countryside4.1.13The Best, The Worst4.1.14Directions4.1.15Near, There4.1.16Positive Imperative4.1.17Exam-Style Questions - Directions
4.2

Home & Region - Translations (Foundation)

4.2.1Home - Spanish to English (Foundation)4.2.2Home - English to Spanish (Foundation)4.2.3Home - Translations (Foundation)4.2.4Near Your Home - Spanish to English (Foundation)4.2.5Near Your Home - English to Spanish (Foundation)4.2.6Near Your Home - Translations (Foundation)4.2.7Shops - Spanish to English (Foundation)4.2.8Shops - English to Spanish (Foundation)4.2.9Shops - Translations (Foundation)4.2.10Places in Town - Spanish to English (Foundation)4.2.11Places in Town - English to Spanish (Foundation)4.2.12Places in Town - Translations (Foundation)4.2.13Region & Directions - English to Spanish (Found.)4.2.14Region & Directions - Spanish to English (Found.)4.2.15Region & Directions - Translations (Foundation)
4.3

Home & Region - Translations (Higher)

4.3.1Home - Spanish to English (Higher)4.3.2Home - English to Spanish (Higher)4.3.3Home - Translations (Higher)4.3.4Near Your Home - Spanish to English (Higher)4.3.5Near Your Home - English to Spanish (Higher)4.3.6Near Your Home - Translations (Higher)4.3.7Shops - Spanish to English (Higher)4.3.8Shops - English to Spanish (Higher)4.3.9Shops - Translations (Higher)4.3.10Places in Town - Translations 1 (Higher)4.3.11Places in Town - Translations 2 (Higher)4.3.12Region & Directions - English to Spanish (Higher)4.3.13Region & Directions - Spanish to English (Higher)4.3.14Region & Directions - Translations (Higher)
4.4

Social Issues

4.4.1Charity Work4.4.2Strong Preterite Root Vowel Changes to 'I'4.4.3Charity Work 24.4.4The Head4.4.5The Body 14.4.6The Body 24.4.7Illness4.4.8Recovery4.4.9Exam-Style Questions - Illness4.4.10A Healthy Life4.4.11An Unhealthy Life4.4.12Asking Questions4.4.13Asking Questions 2
4.5

Social Issues - Translations (Foundation)

4.5.1Charity - English to Spanish (Foundation)4.5.2Charity - Spanish to English (Foundation)4.5.3Charity - Translations (Foundation)4.5.4Body & Illness - Spanish to English (Foundation)4.5.5Body & Illness - English to Spanish (Foundation)4.5.6Body & Illness - Translations (Foundation)4.5.7Healthy Life - Spanish to English (Foundation)4.5.8Healthy Life - English to Spanish (Foundation)4.5.9A Healthy Life - Translations (Foundation)
4.6

Social Issues - Translations (Higher)

4.6.1Healthy Life - English to Spanish (Higher)4.6.2Body & Illness - Spanish to English (Higher)4.6.3Charity - English to Spanish (Higher)4.6.4Healthy Life - Spanish to English (Higher)4.6.5A Healthy Life - Translations (Higher)4.6.6Body & Illness - English to Spanish (Higher)4.6.7Charity - Translations (Higher)4.6.8Charity - Spanish to English (Higher)4.6.9Body & Illness - Translations (Higher)
4.7

Global Issues

4.7.1The Environment4.7.2Exam-Style Questions - Environment4.7.3Poverty & Homelessness
4.8

Global Issues - Translations

4.8.1Environment - Spanish to English4.8.2Environment - English to Spanish4.8.3Environment - Translations4.8.4Poverty - Spanish to English4.8.5Poverty - English to Spanish4.8.6Poverty - Translations
4.9

Travel & Tourism

4.9.1Holidays4.9.2Holidays - Past Tense4.9.3What Did You Do on Holiday?4.9.4Exam-Style Questions - Holidays4.9.5Making a Reservation4.9.6Accommodation4.9.7Tourism4.9.8Good Weather4.9.9Bad Weather4.9.10Weather - Conditional Tense4.9.11Exam-Style Questions - Weather
4.10

Travel & Tourism - Translations

4.10.1Holidays - Spanish to English4.10.2Holidays - English to Spanish4.10.3Holidays - Translations4.10.4Booking - Spanish to English4.10.5Booking - English to Spanish4.10.6Booking - Translations4.10.7Tourism - Spanish to English4.10.8Tourism - English to Spanish4.10.9Tourism - Translations4.10.10Weather - Spanish to English4.10.11Weather - English to Spanish4.10.12Weather - Translations
5

Listening Practice

5.1

Time Expressions - Listening

5.1.1Time Expressions
5.2

Me, My Family & Friends - Listening

5.2.1Family & Friends - Listening (All)5.2.2Family & Friends - Listening (Higher)5.2.3Marriage & Partnerships - Listening (All)5.2.4Marriage & Partnerships - Listening (Higher)
5.3

Technology in Everyday Life - Listening

5.3.1Social Media - Listening (All)5.3.2Social Media - Listening (Higher)5.3.3Mobile Technology - Listening (All)5.3.4Mobile Technology - Listening (Higher)5.3.5Exam-Style Questions - Technology Addict
5.4

Free-Time - Listening

5.4.1Music - Listening (All)5.4.2Music - Listening (Higher)5.4.3Cinema & TV - Listening (All)5.4.4Cinema & TV - Listening (Higher)5.4.5Food & Eating Out - Listening (All)5.4.6Food & Eating Out - Listening (Higher)5.4.7Sport - Listening (All)5.4.8Sport - Listening (Higher)5.4.9Exam-Style Questions - Sport
5.5

Customs & Festivals - Listening

5.5.1Day of the Dead - Listening (All)
5.6

Home, Town, Neighbourhood & Region - Listening

5.6.1My Neighbourhood - Listening
5.7

Social Issues - Listening

5.7.1Charity & Voluntary Work5.7.2Healthy & Unhealthy Living5.7.3The Environment5.7.4Exam-Style Questions - The Environment5.7.5Poverty & Homelessness
5.8

Travel & Tourism - Listening

5.8.1Tourism
5.9

Education - Listening

5.9.1Life at School5.9.2Education Post-165.9.3Jobs, Careers, & Ambition5.9.4Education
5.10

Food & Drink - Listening

5.10.1Food & Drink
5.11

In the Home - Listening

5.11.1In the Home
5.12

Colours - Listening

5.12.1Colours
5.13

Clothes & Accesories - Listening

5.13.1Clothes & Accesories
5.14

Measurements - Listening

5.14.1Measurements
5.15

Materials - Listening

5.15.1Materials
6

Common Tenses

6.1

Present Tense

6.1.1Regular AR Verbs6.1.25 Common AR Verbs6.1.3Negative Verbs6.1.4Irregular AR Verbs6.1.5Irregular AR Verbs - Exceptions6.1.6Regular ER Verbs6.1.75 Common ER Verbs6.1.8Irregular ER Verbs6.1.9Irregular ER Verbs - First Person Stem Changes6.1.10Regular IR Verbs6.1.115 Common IR Verbs6.1.12Irregular IR Verbs6.1.13Irregular IR Verbs - Adding an Accent6.1.14Irregular IR Verbs - Exceptions6.1.15Irregular IR Verbs - 'Ir'6.1.16Irregular IR Verbs - Verbs Ending in '-uir'6.1.17Verb Phrases6.1.18The Use of 'Se'
6.2

Preterite Tense

6.2.1Regular AR Verbs6.2.2Irregular AR Verbs6.2.3Irregular AR Verbs 26.2.4Regular ER Verbs6.2.5Irregular ER Verbs6.2.6Irregular ER Verbs - Ver & Tener6.2.7Irregular ER Verbs 26.2.8Regular IR Verbs6.2.9Irregular IR Verbs - Preterite6.2.10Irregular IR Verbs - Decir, Venir & Ir6.2.11Irregular IR Verbs 3
6.3

Imperfect Tense

6.3.1Regular Verbs6.3.2Irregular Verbs
6.4

Preterite vs Imperfect Tenses

6.4.1Uses of the Preterite6.4.2Uses of the Imperfect6.4.3Preterite vs Imperfect
6.5

Future Tense

6.5.1The Future with 'Ir'
7

Important Verbs

7.1

To Be - 'Ser' & 'Estar'

7.1.1Conjugation7.1.2Uses of 'Ser'7.1.3Uses of 'Ser' y 'Estar'7.1.4Expressions Using 'Estar"
7.2

To Like - 'Gustar'

7.2.1How to Use 'Gustar'
7.3

To Have - 'Tener'

7.3.1How to Use 'Tener'7.3.2Phrases Using 'Tener'
8

Advanced Tenses

8.1

The Simple Future

8.1.1Using the Simple Future8.1.2Regular Verbs8.1.3Irregular Verbs8.1.4Irregular Verbs 2
8.2

Conditional Tense

8.2.1Regular Verbs8.2.2'Hacer' & 'Decir'8.2.3Irregular Verbs
8.3

Continuous Tenses

8.3.1Forming the Gerund8.3.2Present Continuous8.3.3Imperfect Continuous
8.4

Perfect Tense

8.4.1Past Participles8.4.2Present Perfect8.4.3Pluperfect8.4.4Passive Voice
8.5

Present Subjunctive

8.5.1Present Subjunctive - Regular AR Verbs8.5.2Present Subjunctive - Regular ER Verbs8.5.3Present Subjunctive - Regular IR Verbs8.5.4Present Subjunctive - Irregular AR Verbs8.5.5Irregular AR Verbs 28.5.6Irregular AR Verbs 38.5.7Present Subjunctive - Irregular ER Verbs8.5.8Irregular ER Verbs 28.5.9Irregular IR Verbs8.5.10Irregular IR Verbs 28.5.11Irregular IR Verbs 38.5.12Present Subjunctive - Uses
8.6

Imperfect Subjunctive

8.6.1Imperfect Subjunctive - Regular AR Verbs8.6.2Imperfect Subjunctive - Irregular AR Verbs8.6.3Imperfect Subjunctive - Regular ER Verbs8.6.4Imperfect Subjunctive - Irregular ER Verbs8.6.5Imperfect Subjunctive - Regular IR Verbs8.6.6Imperfect Subjunctive - Irregular IR Verbs
8.7

Imperative

8.7.1Positive Imperative8.7.2Negative Imperative8.7.3Irregular Imperatives
9

Extra Grammar

9.1

Articles

9.1.1Definite Article9.1.2Uses of the Definite Article9.1.3Indefinite Article9.1.4Uses of the Indefinite Article9.1.5Lo + Adjective
9.2

Negatives

9.2.1Negatives
9.3

Nouns

9.3.1People & Animals9.3.2Nouns that Stay the Same9.3.3Nouns that Only Take One Article9.3.4Masculine vs Feminine Nouns9.3.5Masculine Exceptions9.3.6Feminine Exceptions9.3.7Noun Endings that Are Usually Feminine9.3.8Noun Endings that Are Usually Masculine9.3.9Nouns that End in a Vowel9.3.10Nouns that End in a Consonant9.3.11Masculine Nouns9.3.12Masculine & Feminine Nouns
9.4

Asking Questions

9.4.1Asking Questions Without Question Words9.4.2Question Words9.4.3Common Questions
9.5

Adjectives

9.5.1Adjectives that Change Endings9.5.2Adjectives that Remain the Same9.5.3'Grande' & 'Bueno'9.5.4Plurals Ending in a Consonant (r, l, s, d etc.)9.5.5Plurals Ending in a Vowel (a, e etc.)9.5.6The Best, The Worst9.5.7This, These, That and Those9.5.8Possession Before a Noun9.5.9Possession After a Noun9.5.10Whose9.5.11Indefinite
9.6

Adverbs

9.6.1Adding 'Mente'9.6.2Quantity9.6.3Place9.6.4Time9.6.5Frequency9.6.6Still & Yet
9.7

Conjunctions

9.7.1What are Conjunctions?9.7.2Some Common Conjunctions9.7.3Connectors
9.8

Pronouns

9.8.1This, These, That & Those9.8.2Possession9.8.3Someone, Something9.8.4Reflexive Pronouns9.8.5Direct Object9.8.6After Prepositions9.8.7'Que' & 'Quien'9.8.8'El Que' & 'El Cual'9.8.9'Lo Que' & 'Lo Cual'
9.9

By, With, From, Of

9.9.1By, With, From, Of9.9.2'A' & 'De'9.9.3For - 'Para'9.9.4For - 'Por'
9.10

Verbs

9.10.1Derivatives AR Verbs9.10.25 Common AR Derivative Verbs9.10.35 Common ER Derivative Verbs9.10.45 Common IR Derivative Verbs9.10.5Reflexives AR Verbs9.10.66 Common Reflexive AR Verbs9.10.76 Common Reflexive ER Verbs9.10.86 Common Reflexive IR Verbs
9.11

Comparisons

9.11.1Adjectives for Comparing Things9.11.2Adjectives that Change when Comparing9.11.3Comparing with Adverbs

Practice questions on Irregular ER Verbs - First Person Stem Changes

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  1. 1
    How do you say 'they fall' in the present tense in Spanish?Multiple choice
  2. 2
    How do you say 'they know' in Spanish?Multiple choice
  3. 3
    Complete the following verbs in the present tense:Fill in the list
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Irregular ER Verbs

Regular IR Verbs