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Modal verbs
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English as a Second Language (ESL)
Usage practice of such modal verbs as: Must, Mustn't, Have to, Don't Have To.
Identify can in positive, negative statements and questions
Can (Affirmative - negative)
Transform the affirmative sentences into negative ones, and the negative sentneces into affirmative ones.
Modal verbs to express possibility in present, past, future. Modal verbs to express positive and negative deduction. Modal verbs to express regret
affirmative and negative
Verbs on was, wasn't, were, weren't.
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