问题补充：
--- Don’t you think it necessary that he to Miami but to New York?
--- I agree, but the problem is he has refused to.
A. will not be sent; that
B. not be sent; that
C. should not be sent; what
D. should not send; what
答案：
A. will not be sent; that
(答案→)B. not be sent; that
C. should not be sent; what
D. should not send; what
解析：考查虚拟语气和表语从句。“你认为有必要把他派到迈阿密，而不是纽约吗？”“我同意，但是问题是他已经拒绝了。”It is necessary/ important that...，that从句用(should) do sth.，should可省略。排除A、D；what引导名词性从句，作主语或宾语；that只起引导作用。表语从句he has refused to不缺少成分，故用that。故选B。
