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单选题itfiveyearssinceheateacher.A.hasbeen;hasbecomeB.is;hasbeenC.hasbeen;becameD.is;became为什么答案是C啊我感觉CD都是对的
题目详情
单选题it_____five years since he_____ a teacher.
A.has been;has become
B.is;has been
C.has been; became
D.is ;became
为什么答案是C啊我感觉C D都是对的
A.has been;has become
B.is;has been
C.has been; became
D.is ;became
为什么答案是C啊我感觉C D都是对的
▼优质解答
答案和解析
five years是个时间段,这这题考的是现在完成时,it has been+时间段+since...是常见表达
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