At the first explosion the crowd scattered
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At the first explosion,the crowd scattered．
A:separated B:fled C:departed D:spread
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答案：A
本句意思：爆炸声一响，人群便散开了。Scatter意思是“（使）散开，（使）分散”，与sepa-rate（分开，使分离）意思相近。flee逃走，逃跑；depart离开，出发；spread伸开，展开。