January 24, 2012

Grammar Intro Week 3.3

Principal Parts of Irregular Verbs

January 24, 2012

Usually you add -ed to a verb to show past tense. Irregular verbs do not follow this rule. Instead of having -ed forms to show past tense, irregular verbs usually change to other words. Present Tense We see a model

dinosaur.

Present Participle We are seeing a model dinosaur.

Past Tense We saw a model dinosaur.

Past Participle We have seen a model dinosaur.

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Present Tense become

Present Participle (am, is, are) becoming

Past Tense became

Past Participle (has, have, had) become

Examples...

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Present Tense buy

Present Participle (am, is, are) buying

Past Tense bought

Past Participle (has, have, had) bought

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Present Tense do

Present Participle (am, is, are) doing

Past Tense did

Past Participle (has, have, had) done

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Present Tense go

Present Participle (am, is, are) going

Past Tense went

Past Participle (has, have, had) gone

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Present Tense am/is/are

Present Participle (am, is, are) being

Past Tense was/were

Past Participle (has, have, had) been

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Present Tense write

Present Participle (am, is, are) writing

Past Tense wrote

Past Participle (has, have, had) written

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Directions: Identify the principal part of the underlined verb.

1. We are seeing enormous models of T. rex.

2. Have you thought much about these fierce animals?

Past Participle Present Present

Participle Past

Past Participle Present Present

Participle Past

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3. The models freeze them in time and space.

4. Suddenly, the models began moving!

Past Participle Present Present

Participle Past

Past Participle Present Present

Participle Past

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5. My cousins buy a small model.

6. They have become dinosaur fans.

Past Participle Present Present

Participle Past

Past Participle Present Present

Participle Past

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Directions:Rewrite the verb using the principal part of the underlined verb indicated in ( ) . 7. Dinosaurs are popular with children for years. (past participle)

8. Many children make dinosaur models. (past participle)

have beenAnswer

have madeAnswer

January 24, 2012

Great!