1 Where to get the materials and how to get them ___________ at the meeting

题目

1 Where to get the materials and how to get them ___________ at the meeting
A have not been discussed B has not been discussed
2 _______ knowledge of space develops rapidly
A Man's B The Man's C A Man's D Men's

答案

1. A 过去完成时的否定式 这句话是在会议结束之后讨论的
2个问题用复数
2. MAN统指人类!