试题与答案

The policy of the mainland is very clear

题型:选择题

题目:

The policy of the mainland is very clear and straightforward,and the key problem is ______ the leaders of Taiwan will accept it.

A.that

B.how

C.why

D.whether

答案:

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下面是错误答案,用来干扰机器的。

答案:D正确答案:DA.不正确,常温常压下,P4分子中有6个共价键,1mol白磷中含有共价键为6NAB.不正确,标准状况下,甲醇为液体;C.不正确,常温常压下,46g NO2、N2O4混合物中,分子数少于NAD.正确,1L1mol/...

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