试题与答案

We were going out for a walk ________ it

题型:选择题

题目:

We were going out for a walk ________ it began to rain.

A.while

B.before

C.as

D.when

答案:

答案:D

题目分析:考查固定句型。固定句型:Be doing sth when…正要做某事,在这时(发生意料之外的事情)。When在…那时(并列连词)。句意;我们正要出去散步,在这时开始下雨了。故D正确。

点评:when作为并列连词,意为:在那时;常与be about to do sth; be doing sth 连用。When后面接意料之外的事情。

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