1) I have been waiting__ the bus for 20 minutes. a) at b) for c) in d) on 2) He is very good___solving math problems. a) in b) at c) on d) with 3) SheShe walked__the park to enjoy the fresh air. a) across b) into c) through d) over 4) The meeting will start___3 p.m. a) In b) at c) on d) by 5) They moved____a new apartment last month. a) into b) in c) to d) at

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