We were all there when the accident occu

书海库2019-12-17  12

问题 We were all there when the accident occurred

选项 A:happened B:brokeC:spread D:appeared

答案A

解析本句意思:事故发生时我们都在那里。occur意思是“发生,出现”,与happen(出现,发生)意思相近。break打碎,折断;spread伸开,传播;appear显现,出现,似乎。
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