问题描述：
Do your homework first after school,Tom
a.you are welcome
B.yes,i will,Mom
C.no,i can't
D.i don't know
2.we have to finish all the work ( )(）
到周二我们必须完成所有工作
a.you are welcome
B.yes,i will,Mom
C.no,i can't
D.i don't know
2.we have to finish all the work ( )(）
到周二我们必须完成所有工作
问题解答：
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