[ Modal Auxiliary Verb ]
While you are driving, you ___ listen to the radio. It’s not necessary.
A. Doesn’t have to
B. Must
C. Don’t have to
D. Must not
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Grammar › ViewWe offer a wide choice of cakes and pies.
A. TRUE
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Jason is _______ his best friend. They’re both eighteen.
A. older than
B. the oldest
C. as old as
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A. a stairght line
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Past Tenses › View
It tell us that an action was in progress, but not when it was finished.
A. simple past
B. past continuous
C. present continuous