题目内容
--- Look! Lots of people there. What’s wrong?
--- An old lady was going across the road ________ a car hit her.
--- An old lady was going across the road ________ a car hit her.
A.while | B.as | C.whether | D.when |
D
连词辨析。在表示时间时,while强调动作同时发生。As强调伴随动作,when当……时。Whether的意思是是否。句意:看,那儿有许多人,怎么了?——一位老太太正在过马路,突然一辆汽车撞到了她。“ be doing…when…"是一个句型,多译为"某人正在做……时,突然……"。故选D。
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