---Howlonghaveyou______fromtheUSA?---Fortwoweeks.A.comebackB.returnedC.go

发布时间:2020-08-06 20:52:20

---How long have you ______ from the USA?---For two weeks.A.e backB.returnedC.got backD.been back

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D解析四个选项中只有been back可以与一段时间连用.
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