问题描述:
In my opinion,life in the twenty-first century is much easier than ________.
A.that used to be B.it is used to C.it was used to D.it used to be
D 为什么不选A
为什么上题用it
The weather in Beijing is colder than that in Hunan.这个就用 that?
并且,下面句子是否正确
life in the 21 century is much eaiser than that in the past
A.that used to be B.it is used to C.it was used to D.it used to be
D 为什么不选A
为什么上题用it
The weather in Beijing is colder than that in Hunan.这个就用 that?
并且,下面句子是否正确
life in the 21 century is much eaiser than that in the past
问题解答:
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