It was not until he took off his dark glasses __I realized who he was.A.when B.that

问题描述:

It was not until he took off his dark glasses __I realized who he was.
A.when B.that

B.强调句
去掉IT WAS THAT可以成为完整的句子

B.强调句

B
强调句,如果你把强调的部分去掉,还是可以成为一句句子.那就说明它是强调句...
I didn't realize who he was until he took off his dark glasses.
直到他摘下黑色墨镜我才意识到他是谁.
这种句型以后题目中会出现很多次.读读熟就好..

B
此为强调句