人教版九年级英语Unit 6 When was it invented Section A （1a2d）课时练习

1、.一、从每题所给的三个选项中,选出一个正确答案。 I. -Could you please help me take these books to the library? -_.A. With pleasure B. For pleasure C. My pleasure 2. After the long explanation, I hope he can _.A. have a question B. have a point C. have a meaning 3. The farmer jumped_ to make the snake leave.A. on and under

2、B.in and out C. up and down 4. Now mobile phones play an important part in people' _. A. daily living B. daily lifeC. daily alive 5.Thinking of the protection of the environment, I decided to buy a car that_.A. run on electricity B. ran on electricity C. runs on electricity二、根据所给句子和首字母提示，填入一个适当的

3、单词，使句意完好。1. Do you know that the telephone was i_ by Alexander Graham Bell? 2. PC is short for p_ computers.3. Look, the little boy is wearing a pair of shoes w_ lights!4. The twins always wear clothes in the same s_ but different colors.5. The boy ran so quickly that he hit his head a_ the wall and

4、 hurt himself. 三、根据课本2d内容，从方框中选择适当的词完成短文。 that daily everywhere mentioned until example project on thoughtPaul is doing his school l. _. He needs to write about small inventions 2._ changed the world. He asks Roy to help him. Roy thinks the zipper is 3._a great invention that it's used in our 4.

5、_lives very often. People can see zippers 5._dresses, trousers, shoes, bags . almost 6._. He7._about it because he saw a website last week. The website 8._the pioneers of different inventions. For the inventor of the zipper was Whitcomb Judson. The zipper didn't become popular10._more than twent

6、y years after it was invented.四、根据汉语提示完成句子，每空词数不限。1. 我认为电视是在汽车之前被创造的。I think _.2. 拉链在被创造之初,并没有得到广泛使用。The zipper_ when it was first invented. 3.你认为改变世界的最重要的小创造是什么?What do you think is the most important small invention_. 4.在你还是孩子的时候，生活很困难吗?Was your life very difficult _？5.三年前我根本买不起这种汽车，它太贵了。This kind

7、 of car was so expensive three years ago that_.6.你在夜间起床时可以用带灯的鞋来照明。You can use _for seeing in the dark when you get up at night.7.这些鞋跟可以用来改变鞋子的款式。These heels can be used _.五、阅读理解。Most musicians agree that the best violins were first made in Cremona, Italy, about 200years ago. These violins sound bet

8、ter than any others. Many people have been trying to find the secret.Some people think it is the age of the violins. But not all old violins sound wonderful. Only the old violins from Cremona are special.Other people think the secret is the wood from a certain kind of trees that grow in Cremona. But

9、 the kind of wood may not be so important. It may be more important to cut the wood in a special way. Wood for a violin must be cut very carefully to be the right size and shape. The smallest difference will change the sound of the violin. Maybe the ancient Italians understand more about how to cut

10、the wood. The size and shape of violins may not be the answer, either. Scientists can make new ones that are exactly the same size and shape. But the new violins still do not sound as good as the old ones. Some scientists think the secret may be the varnish清漆. It covers the wood and makes it look sh

11、iny. It also helps the sound of the instrument. No one knows what the Italian violin makers used in their varnish.根据短文内容,选择最正确答案。1. The passage is about_.A. music B. musicians C. violins D. people2. Some people think the Italian violin makersA. were old B. knew something specialC. were lucky D. plan

12、ted trees3. What wasn't mentioned as a secret in the passage? A. the age B. the size and shape C. the varnish D. the price4. The last paragraph tells us that_ is most probably the secret.A. the size B. the shapeC. the scientists D. the varnish5. From the passage, we can infer that _.A. old violi

13、ns are better than new onesB. different shapes make different soundsC. scientists know how to make good violinsD, only the Italians like to play the violin参考答案一、1. A 2. B 3. C 4.B5.C二、1. invented 2. personal 3. with 4. style/size5. against三、1. project 2. that 3. such 4. daily 5. on6. everywhere 7. thought 8. mentioned 9. example10. until四、1. the TV w