The humans are destroying nature day by day, of course, will cause severe punishment from

发布时间：2020-08-17 12:50:34

The humans are destroying nature day by day,      of course, will cause severe punishment from it sooner or later.
A. who
B. when
C. on which
D. which

网友回答

A. who
B. when
C. on which
(答案→)D. which
解析：因为先行词是前面整个句子，且在从句中作主语，所以用which。of course是插入语。
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