mark---inchinafortenyearsandnowheteacheschineseinbritaina||hasworkedb||workedc||hadworkedd||isworking说理由!
2022-02-04 65次 反馈错误 加入收藏 正确率 : 100%
题目内容：
mark --- in china for ten years and now he teaches chinese in britain
a\ has worked
b\ worked
c\ had worked
d\ is working
说理由!
优质解答
答案选C
用过去完成时
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