题目内容

Jasmine was holidaying with her family in a wild park ________ she was bitten on the leg by a lion.

A. when

B. while

C. since

D. once

 

答案:A
解析:

本句的重点是要抓住was/were doing sth. when did (一般过去时态)这一结构,表达的含义为“正在干某事的时候突然…”。

 


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