--- Where are the students ? How could they keep us waiting for so long?
--- They started an hour ago and they____ be here in fifteen minutes, I think.
A.might | B.would | C.should | D.must |
推荐套卷
--- Where are the students ? How could they keep us waiting for so long?
--- They started an hour ago and they____ be here in fifteen minutes, I think.
A.might | B.would | C.should | D.must |