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How long you worked in this library?

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/05 22:39:19
How long you worked in this library?
I to work here the other day.
A have/have come B.did/came C.have/came D.did/have
我感觉应该选择A,但是答案给的是C,
Boys and girls,you should finish your homework first.And will be left till tomorrow.
A.me B.mine C I D my
我选C但答案给出B解释下!
1,第一个空是完成时,第二个是过去时,the other day是前几天的意意思.
2,mine是名词性物主代词,mine=my homework
如果用I,句意不通.