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题型：单选题题类：常考题难易度：普通

初中外研（新标准）版八年级英语下册Module 2 Experiences Unit 1 I've also entered lots of speaking competitions同步练习

This medicine millions of people's lives since it was put into use.

A、is saving B、will save C、has saved D、had saved

举一反三

——Is your father in?

——No, he ______ for three hours.

— 　　　　 you 　　　　 out the physics problem, Kathy?
— Not yet, but I'm going to.

The Smiths China since the summer of 2000.

— Mike, I haven't seen your elder sister for a long time.

— She_______ Hong Kong on business for a few days.

The Kings {#blank#}1{#/blank#} (live) in Beijing since they came to China.

Congratulations! You _______________ so much progress in your study since you entered Grade Nine.

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