[ Modals ]
That _______ be true. It is impossible that she won a free trip to Hawaii.
A. might not
B. may not
C. can’t
D. shouldn’t

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Tenses › ViewWhich tense is used for a single, completed action in the past?
A. Present Perfect Continuous Tense
B. Simple Past Tense
C. Present Continuous Tense
D. Past Perfect Tense
Conjunctions › View
Identify the subordinating conjunction.
Before you answer, hear what I have to say first.
A. Before
B. hear
C. have to