Verbs: 1.be verbs (is, am, are) 2. Modal verbs (can, must, may, need, shall) 3. Behavioral verbs (run, speak, call, say ...) 1. Affirmative 1) Subject + be (am / is / are) + preface I am a student. It / She / He is a teacher. You / They are classmates. 2) Subject + modal verb (can, must, may, need, shall) I can speak English. She must go to school.
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