题目内容
Mr Zhao ________ in our school ever since 1982.
[ ]
A.has been taught
B.has been teaching
C.is teaching
D.was teaching
答案:B
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用过去完成进行时。 |
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题目内容
Mr Zhao ________ in our school ever since 1982.
[ ]
|
用过去完成进行时。 |