52单词网 > 高中英语 > 高中英语题库 > I knocked at the door for more than five minutes Mr. Smith answered it.A.untilB.

I knocked at the door for more than five minutes Mr. Smith answered it.A.untilB.

来源:网络 时间:
I knocked at the door for more than five minutes Mr. Smith answered it.A.untilB.

I knocked at the door for more than five minutes ________ Mr. Smith answered it.

A.until

B.when

C.after

D.before

试题答案

A