题目

--When did you hear the gunshot last night?---________ was at about 10 o’clock ________ I
--When did you hear thegunshot last night?
---________was at about 10 o’clock ________ I was just about to go to bed.
A.It; when B.It; that C.That; when D.That; that
这题答案是A ,
我的疑问：1.为啥不能选择B ,是强调句； 2.为啥不能用that?

提问时间：2020-08-10

答案

因为问的是时间,你昨晚什么时候听到枪声的,回到是10点钟,表达时间天气,在英语中一般都是用it做虚主语.

后面的从句因为现行词是时间,所以用when做引导词,不能用that.