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2道有关时态的英语题1.-Have you graduated from college?-Yes,.A.I studi

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/06 23:15:00
2道有关时态的英语题
1.-Have you graduated from college?
-Yes,.
A.I studied French for two years.
B.I had studied French for two years.
2.Mr.White works as an officer now,but he in a company for several years.
A.worked B.had worked
第一题选B第二题选A
为什么啊,这两道有什么区别呢?
1.在graduated之前完成的动作用过去完成时.
2.在现在之前用过去时