6.2.11

Irregular IR Verbs 3

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Verbs Ending in 'Ducir' in the Preterite Tense

Verbs that end in 'ducir' change the 'c' to a 'j' in a preterite tense.

Introducir - to introduce

Introducir - to introduce

  • Introduje - I introduced.
  • Introdujiste - you introduced.
  • Introdujo - he/she introduced.
  • Introdujimos - we introduced.
  • Introdujisteis - you introduced.
  • Introdujeron - they introduced.
Conducir - to drive

Conducir - to drive

  • Conduje - I drove.
  • Condujiste - you drove.
  • Condujo - he/she drove.
  • Condujimos - we drove.
  • Condujisteis - you drove.
  • Condujeron - they drove.
Traducir - to translate

Traducir - to translate

  • Traduje - I translated.
  • Tradujiste - you translated.
  • Tradujo - he/she translated.
  • Tradujimos - we translated.
  • Tradujisteis - you transalted.
  • Tradujeron - they translated.

Irregular IR verbs

In the preterite tense, there are lots of verbs that change their stem or follow a different pattern to regular verbs. Here are some examples:

Changing stem (e → i)

Changing stem (e → i)

  • Some IR verbs in the preterite tense change their stem.
    • In the 'él/ella' and the 'ellos/ellas' forms, the 'e' changes to an 'i'.
  • For example, elegir - to choose.
    • Elegí - I chose.
    • Elegiste - you chose.
    • Eligió - he/she chose.
    • Elegimos - we chose.
    • Elegisteis - you chose.
    • Eligieron - they chose.
Changing stem (o → u)

Changing stem (o → u)

  • In the preterite tense, some verbs change their stems in the 'él/ella' and 'ellos/ellas' forms, with the 'o' changing to a 'u'.
  • The two verbs that follow this pattern are 'morir' and 'dormir'.
  • E.g. dormir - to sleep:
    • Dormí - I slept.
    • Dormiste - you slept.
    • Durmió - he/she slept.
    • Dormimos - we slept.
    • Dormisteis - you slept.
    • Durmieron - they slept.
Changing stem (i → y)

Changing stem (i → y)

  • Most IR verbs that end in 'uir' change their stem in the 'él/ella' and 'ellos/ellas' forms of the preterite tense.
  • These verbs drop the 'i' from the stem and instead have a 'y'.
  • E.g. contribuir - to contribute:
    • Contribuí - I contributed.
    • Contribuiste - you contributed.
    • Contribuyó - he/she contributed.
    • Contribuimos - we contributed.
    • Contribuisteis - you contributed.
    • Contribuyeron - they contributed.
Verbs ending in 'ducir'

Verbs ending in 'ducir'

  • Verbs that end in 'ducir' change the 'c' to a 'j' in a preterite tense.
  • E.g. introducir - to introduce
    • Introduje - I introduced.
    • Introdujiste - you introduced.
    • Introdujo - he/she introduced.
    • Introdujimos - we introduced.
    • Introdujisteis - you introduced.
    • Introdujeron - they introduced.
Decir - to say

Decir - to say

  • 'Decir' is a strong preterite that follows two patterns: its root vowel changes from an 'e' to an 'i' and a 'j' is added to its stem:
    • Dije - I said.
    • Dijiste - you said.
    • Dijo - he/she said.
    • Dijimos - we said.
    • Dijisteis - you said.
    • Dijeron - they said.
Ir - to go & ser - to be

Ir - to go & ser - to be

'Ir' is a strong preterite that follows the same irregular pattern as 'ser':

  • Fui - I went/was.
  • Fuiste - you went/were.
  • Fue - he/she/it went/was.
  • Fuimos - we went/were.
  • Fuisteis - you went/were.
  • Fueron - they went/were.
Jump to other topics
1

The Basics

2

Current & Future Study & Employment

2.1

School & Subjects

2.2

School & Subjects - Translations (Foundation)

2.3

School & Subjects - Translations (Higher)

2.4

Education Post - 16

2.5

Education Post - 16 - Translations (Foundation)

2.6

Education Post - 16 - Translations (Higher)

3

Identity & Culture

3.1

Me, My Family & Friends

3.2

Me, Family & Friends - Translations (Foundation)

3.3

Me, Family & Friends - Translations (Higher)

3.4

Technology in Everyday Life

3.5

Tech in Everyday Life - Translations (Foundation)

3.6

Tech in Everyday Life - Translations (Higher)

3.7

Free Time Activities

3.8

Free Time Activities - Translations (Foundation)

3.9

Free Time Activities - Translations (Higher)

3.10

Customs & Festivals in Spanish Speaking Countries

3.11

Customs & Festivals - Translations (Foundation)

3.12

Customs & Festivals - Translations (Higher)

4

Areas of Interest

4.1

Home, Town, Neighbourhood & Region

4.2

Home & Region - Translations (Foundation)

4.3

Home & Region - Translations (Higher)

4.4

Social Issues

4.5

Social Issues - Translations (Foundation)

4.6

Social Issues - Translations (Higher)

4.7

Global Issues

4.8

Global Issues - Translations

4.9

Travel & Tourism

4.10

Travel & Tourism - Translations

5

Listening Practice

5.1

Time Expressions - Listening

5.2

Me, My Family & Friends - Listening

5.3

Technology in Everyday Life - Listening

5.4

Free-Time - Listening

5.5

Customs & Festivals - Listening

5.6

Home, Town, Neighbourhood & Region - Listening

5.7

Social Issues - Listening

5.8

Travel & Tourism - Listening

5.9

Education - Listening

5.10

Food & Drink - Listening

5.11

In the Home - Listening

5.12

Colours - Listening

5.13

Clothes & Accesories - Listening

5.14

Measurements - Listening

5.15

Materials - Listening

6

Common Tenses

7

Important Verbs

8

Advanced Tenses

9

Extra Grammar

9.1

Articles

9.2

Negatives

9.3

Nouns

9.4

Asking Questions

9.5

Adjectives

9.6

Adverbs

9.7

Conjunctions

9.8

Pronouns

9.9

By, With, From, Of

9.10

Verbs

9.11

Comparisons

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