题目内容
【题目】(2018株洲改编)We are not allowed to laugh when we ________.
A.ateB.have eaten
C.are eatingD.eat
【答案】C
【解析】
略
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题目内容
【题目】(2018株洲改编)We are not allowed to laugh when we ________.
A.ateB.have eaten
C.are eatingD.eat
【答案】C
【解析】
略