题目内容
Since we ________ our homework now. Let’s have a rest.
A.do |
B.are doing |
C.will do |
D.have done |
【答案】
D
【解析】since 为陈述原因,而根据后文的内容Let’s have a rest.可知事情已经做了,故用现在完成时,故选D
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