---Don’t you think it necessary that he ____ to Miami but to New York?---I agree,but the problem is _____ he has refused to.(2005江苏)will not be sent; that B.not be sent; thatC.should not be sent; what D.should not send; what为什么选B?

---Don’t you think it necessary that he ____ to Miami but to New York?---I agree,but the problem is _____ he has refused to.(2005江苏)will not be sent; that B.not be sent; thatC.should not be sent; what D.should not send; what为什么选B?
---Don’t you think it necessary that he ____ to
Miami but to New York?
---I agree,but the problem is _____ he has refused to.(2005江苏)
will not be sent; that
B.not be sent; that
C.should not be sent; what D.should not send; what
为什么选B?

---Don’t you think it necessary that he ____ to Miami but to New York?---I agree,but the problem is _____ he has refused to.(2005江苏)will not be sent; that B.not be sent; thatC.should not be sent; what D.should not send; what为什么选B?
B.it's necessary that...sb.(should) do sth.用原型
the problem is that...问题是