-----Where is Mr.wang Has he been in the library?-----He____ there.He was here just now.A can't be B isn't C mustn'be D wouldn't 只能选A吗 为什么?
问题描述:
-----Where is Mr.wang Has he been in the library?-----He____ there.He was here just now.
A can't be B isn't C mustn'be D wouldn't 只能选A吗 为什么?
答