SUBJECT & VERB IDENTIFICATION

•Change present-tense verbs to past-tense verbs •Distinguish between past-, present-, and future-tense verbs •Change present-tense verbs to future-tense verbs •Distinguish between main verbs and helping verbs •Identify . am, is, are, was, were, will, have, has, and . had. as helping verbs •Choose the correct helping verb, has. or . have ................
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