—How about visiting the museum?—Good idea. But first we should find out______it is open. [ ]A. how B
[ ]
题目简介
—How about visiting the museum?—Good idea. But first we should find out______it is open. [ ]A. how B
题目详情
—Good idea. But first we should find out ______ it is open.
[ ]
B. whether
C. what
D. which
答案