人教版九年级Unit 9 when was it invented(江苏省南京市).zip

Unit 9 单元测试
：
一.根据开头字母，补全单词
　　1. Do you know who the computer was i _______by?
　　2. The seat belt on a plane are a _______.
　　3. It was a big m________ to leave my umbrella at home.
　　4. A c______ is a hundred years.
　　5. Boys, stop t_____ stones to the poor dog.
　　二.单项选择
　　1. The bridge __________ by the farmers themselves in 1982.
　　A. built　
　　B. was built　　
　　C. build　　
　　D. was build
　　2. All the books will _______ to the children who live in the small village.
　　A. be sent　　
　　B. sent　　
　　C. be send　　
　　D. send
　　3. Keys _______ used for ______ the doors.
　　A. is, opening　
　　B. is, opened　
　　C. are, opening　
　　D. are opened
　　4. My mother told me that my homework must _______ on time.
　　A. finish　　
　　B. be finish　　
　　C. be finished　　
　　D. finished
　　5. The police found the lost car _______.
　　A. with mistake　　
　　B. by accident　
　　C. by mistake　
　　D. in accident
　　6. I don’t like this kind of potato chips because they are not _______.
　　A. crispy　　
　　B. sweet　　
　　C. soft　　
　　D. sour
　　7. They decided _______ at the end of this month.
　　A. to leave　
　　B. going back　　
　　C. travel　　
　　D. not stat out
　　8. It’s used for _____ clearly in the dark.
　　A. seeing　　
　　B. see　　
　　C. looking 　　
　　D. look
　　9. When ______ the car ________?
　　A. did, invent　　
　　B. was, invented　　
　　C. does, invent