It takes them ()several hours clean up the school.
问题描述:
It takes them ()several hours clean up the school.
答
quite,,,,,
答
to?take sb some time to do sth
答
答案:
【It takes them several hours【to】clean up the school.】才对
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答
to clean up
固定搭配 it taks sb + 时间 to do sth