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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.
January 24, 2012
Present Tense become
Present Participle (am, is, are) becoming
Past Tense became
Past Participle (has, have, had) become
Examples...
January 24, 2012
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
January 24, 2012
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
January 24, 2012
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!