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课时作业(十)
Unit 4 Lessons 19、20
(20分钟 50分)
Ⅰ. 根据句意及汉语或首字母提示完成单词(10分)
1. It’s necessary to learn some computer (技术).
2. The (键盘)is broken. I need to buy a new one.
3. Our country’s (工业)makes great progress.
4. We must h medicine from children.
5. You should take off your dirty shoes before you e the new flat.
