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题目
my brother and i often do our homework for 70 minutes(同义句转换)
my brother and i often do our homework for ___ ___ ___ ___

提问时间:2020-10-20

答案
只能填入:
My brother and I often do our homework for 70 minutes.
=My brother and I often do our homework for (more than an/one hour).
注:/表示可以任意选用其一.
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