I was on the point of going to bed Mr. Zhang rang me up.A. asB. whenC. whileD. and

发布时间：2020-08-15 00:11:22

I was on the point of going to bed      Mr. Zhang rang me up.
A. as
B. when
C. while
D. and

网友回答

A. as
B. when
C. while
D. and
解析：      题意：我刚要上床睡觉张先生打来了电话。句中的并列连词when = just at that time, 意为“这时(突然)”。
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