—There is a knock at the door.—---------------?A.who is that?B.who can it be?...
—There is a knock at the door.
—---------------?
A.who is that?
B.who can it be?
C.who is he?
D.do you think who he is?
a和c为什么不对啊
人气：292 ℃ 时间：2019-08-18 22:19:50
解答
B
A是问门外的那个人.
C的意思是他是谁?此时并不能确定门外是谁,所以只能用it,而不能用he
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