_____ you’re early you can’t be sure of getting a seat.
A. If B. Unless C. When D. Because
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A. an aid B. a taxi C. a car D. a lift
A. to speak B. for speaking C. to speaking D. to speaking of
We were tired and nervous _____ the constant tension.
A. from B. for C. with D. off
A good B general C serious D useful
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