17.We are all for your proposal that the discussio

问题补充：

17.We are all for your proposal that the discussion

答案：

A.be put off

其实应该是We are all for your proposal that the discussion should be put off.

而通常这种时候should被省略,就是A答案了

======以下答案可供参考======

供参考答案1:

A 我只会做题不会解释

供参考答案2:

A. be put off

省略了should

供参考答案3:

A供参考答案4:

c 虚拟语气 我们都赞成你推迟讨论的提议