问题 选择题

He was driving a lorry load of bananas ____he came off the road at a bend and fell into the valley.

A.since

B.until

C.when

D.while

答案

答案:C

考查连词。A. 自从……以来  B. 直到 C.当……时,动作有先后  D. 当……时,一边……一边……,强调两个动作同时发生。句意:当他脱离公路坠落山谷时,他正在开着一辆装了香蕉的卡车。故选C。

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