—is very interesting to swim in the river in summer, but it’s dangerous.A. ThisB. ThatC. I

发布时间：2020-08-20 09:24:46

—    is very interesting to swim in the river in summer, but it’s dangerous.
A. This
B. That
C. It
D. He

网友回答

A. This
B. That
(答案→)C. It
D. He
解析：本题的主语是动词短语在河里游泳，在英语中可用形式主语it来表示，真正的主语写在后用动词不定式，故选C。
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