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题型：单词拼写（单句） 题类：常考题 难易度：普通
外研（新标准）版2017-2018学年九年级英语上册Module 4 Unit 2课时练习
—Beef.
— I agree with you. With the_____ of robot, people will have more free time to relax.
—Sorry, I don't have a _______. You can ask Bill over there.
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