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题目更新时间：2023/4/3

Working hours in the United States ____ over the past 20 years. ( )(本题2.5分)
A、 were increasing
B、 have been increased
C、 have increased
D、 increased

答案

B、 have been increased

出自：青书学堂 >> 西安石油大学大学英语（2）作业题
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王老师:19139051760(拨打)

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第1题

By the time Jane gets home, her aunt ____ for London to attend a meeting. ( )(本题2.5分) A、 will leave B、 will have l

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第2题

The bank is reported in the local newspaper ____ in broad daylight yesterday. ( )(本题2.5分) A、 to have robbed B、 rob

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第3题

When he ____ all the goods, he’ll, of course, go home. ( )(本题2.5分) A、 will B、 will have sold C、 has sold D、

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第4题

The mother together with her sons ___ asked to go to the court. ( )(本题2.5分) A、 were B、 was C、 are D、 have

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