They are good friends.is no wonder that they know each other so well.A. ThisB. ThatC. Ther

发布时间:2020-08-17 03:50:15

They are good friends.    is no wonder that they know each other so well.
A. This
B. That
C. There
D. It

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A. This
B. That
C. There
(答案→)D. It
解析:通过分析句子结构,可知这个句子中包含一个主语从句,而主语从句位于句末,故需要It作形式主语,只有It可以作形式主语。
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