you ____ hand in your papers when the class is over

问题描述:

you ____ hand in your papers when the class is over
A will have got to B are supposed to
C are meant to D all the above

就是说, A,B C 这几种说法都是正确的

你【必须(A) ,应该(B), 应该 (C)】在下课的时候交考卷
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祝学习进步正确答案是D=====我知道是D!!!!!!!!!!
我是说D 选项all the above 的意思是“上面所有的三个选项”都是对的!