I don't _____ they will have the meeting.A.that B.where C.whether D.if

问题描述:

I don't _____ they will have the meeting.A.that B.where C.whether D.if

应该是I don't know_____ they will have the meeting. A.that B.where C.whether D.if 吧
选B.where 我不知道他们将在哪里开会?