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1、高效提分作业十七年级下册Units 3 4 一、完形填空（2020遵义中考）Jim and Steve were twins. They played on the same football team, and shared all the same toys, the same bedroom and the same friends. They shared 1One Sunday, Jim and Steve went 2 to ride their blue bike, but they wanted to go to different places. Their mother h
2、eard the two boys arguing and came outside. She told 3 to take turns to ride the bike. However, they didnt want to share it.A few days later, their mother brought a pet 4 home for the boys. Cant we each have our own cat? ” asked the boys angrily. They were 5 of sharing everything.Im sorry, but you m
3、ust share one cat, “ the mother said. You will have to 6 the cat and make sure it has enough food and doesnt do anything wrong. Then the boys began to share the jobs.One day, the cat got into the mothers bedroom. After a few minutes, the cat had fun playing with the ball of yarn （线）and 7 away the ya
4、rn all over the room. Steve saw it and quickly went to find Jim, telling him 8 the cat had done.“Oh, no! Its our job to clean up the mess, cried Jim. The boysquickly picked up the yarn and 9 .“Just think, Jim, if we had two cats, they would have made a 10 mess, “ said Steve.“Thats right, laughed Jim
5、. Maybe sharing isnt so bad!”(D )1. A. anyone(D )1. A. anyoneB. someoneC. nothing(A )2. A. outsideC. upstairsC. nothing(A )2. A. outsideC. upstairsD. everythingB. insideD. downstairs(B )3. A. us(B )4. A. dog(A )5. A. tired(C )6. A. catch(B )3. A. us(B )4. A. dog(A )5. A. tired(C )6. A. catchB. themC
6、.B. catC.B. fullC.B. meetC.himD. herfishD. birdshortD. proudfeedD. beat( A )7. A. throwing B. givingD. goingD. goingC. running(C )8. A. where(C )8. A. whereB. whyC. whatD. who(B )9. A. put it upB. put it backC. put it onD. put it onE. put it off(D )10. A. happier(D )10. A. happierB. easierD. biggerC
7、. smaller、阅读理解（2019 广东中考）In our daily life, robots are often found to do work that is too dangerous, boring, difficult, or dirty. And we often see kids play with toy robots.But what exactly is a robot? There are some important characteristics (特征)that a robot must have. These characteristics might h
8、elp you to decide what is and what is not a robot. It will also help you to decide what you will need to build into a machine before it can be considered as a robot. A robot has these important characteristics:Sensing First of all, your robot would have to be able to sense the environment around it.
9、 Give your robot sensors (传感器)：light sensors (eyes), touch sensors (hands), chemical sensors (nose), hearing sensors (ears) and taste sensors (tongue).Movement A robot needs to be able to move around its environment. It can move on wheels, walk on legs or be driven by small engines (发 动机).A robot ca
10、n move either the whole body or just parts of it.Energy A robot needs to be able to power itself. Some robots might power itself with sunlight, some might with electricity, while others with the battery (电池).The way your robot gets its energy will depend on what your robot needs to do.Intelligence A
11、 robot needs some kind of smarts”. A programmer isthe person who gives the robot its smarts”. The robot will have to have a certain way to receive the program so that it knows what it is to do.( D )1. The chemical sensors may help a robot to.A. see B. catch C. hear D. smell( B )2. In how many ways c
12、an a robot power itself according to the passage?A. Two. B. Three. C. Four. D. Five.( C )3. The Chinese meaning of Intelligence” in the last paragraph isA.能源 B.勤奋 C.智能 D.外观( A )4. What5 s the main purpose of the passage?A. To help people understand what a robot is.B. To tell what a robot can do in o
13、ur life.C. To describe the movement of a robot.D. To introduce the history of robots.B(2020重庆中考A卷)Jiqing Street in Wuhan is a good place to try local food and experience the everyday life of local people. Since Wuhan was unlocked on April 8, there have been many people lining up at snack shops there
14、.In the evening, hundreds of street-side stalls(摊位)come out on the street and provide popular snacks and local food at low prices. Travelers can enjoy hot dry noodles, tasty chicken soup and Chinese dumplings. Dont miss Jiujiu duck necks. Chi Li, a popular writer, tells a love story of a beautiful l
15、ady who sells duck necks in this street in her novel Life Show. Thousands of people come to search for the scenes(场景)in the novel.Local people like to order several best-known dishes and some bottles of beer and spend their evening time with friends there. For travelers, another exciting thing is th
16、e folk music performed by folk musicians at your table. You can enjoy delicious food when listening to music.With the street becoming busy, the city began to breathe again.( B )5. Jiqing Street is a good place to.A. study English B. try local foodC. tell love stories D. go skating( D )6. According t
17、o the passage, Chi Li mentions in her novel Life Show.A. Chinese dumplings B. hot dry noodlesC. chicken soupD. duck necks( C )7. How do you understand the underlined part “the city began to breathe again“ in the last paragraph?A. The air becomes fresh again.B. The water gets clearer.C. The city beco
18、mes lively again.D. The food gets nicer.（ A ）8. The material is probably from.A. a travel websiteB. a history bookC. a science magazineD. a dictionary三、选词填空根据短文内容，选择适当的单词填空，使短文意思完整。每个选 项只用一次，有两项剩余。（2020临淄区一模） throw found by deal accident made with better were lesscan butEach year, five trillion plas
19、tic bags are used around the world. Researchers may have 1. found an unusual way to reduce（减少）plastic pollution. It turns out that the common wax worm（蜡虫）can eat plastic. These worms may help reduce the waste caused 2. by plastic bags.Federica Bertocchini is a beekeeper in the Institute of Biomedici
20、ne and Biotechnology of Cantabria in Spain. She finds by 3. accident that these worms are able to break down the plastic bags. Plastic bags have holes all over them when the worms are inside.According to Bertocchini, she 4. made the chance discovery after taking away the worms from beehives（蜂箱）.She
21、put the worms in a plastic shopping bag. She says the worms can do damage to a plastic bag in 5. less than an hour. The researchers did an experiment（实验）in the institute. When 100 worms 6. were placed into a normal British plastic shopping bag, the holes began to appear in just 40 minutes. After 12
22、hours, the researches saw an obvious reduction in plastic mass. They saw a single enzyme（酵素）produced by the worm has to do 7. with the chemical process that breaks down the plastic.Researchers think they still need to 8. better understand the process. Bertocchini says they are planning to use the re
23、search to find a way to 9. deal with plastic waste. They are working towards a solution to saving our oceans, rivers and so on.However, she also adds that people should not 10. throw plastic here and there just because now we know how to break it down. 四、书面表达假设你班最近以“Life in the future: for better or
24、 worse?”为题开 展了一次讨论活动。许多同学对未来表示乐观，但也有一些同学对未 来有些担心。请你根据下列表格中的内容要点提示，用英语写一篇短 文。1.世界变得更好乐观者的观点2.生活水平提高3.人的寿命更长1.世界变得更挤担心者的观点2.环境问题更多3.能源变得更少你自己的观点自拟（至少两点）要求：1 .词数100个左右。短文的开头已给出，不计入总词数;.短文须包括所有要点，意思连贯、通顺，可适当发挥;2 .短文中不得出现真实的人名、校名等相关信息。参考词汇：水平；标准standard n.;观点，看法opinion n.Life in the future: for better or worse?Many students are optimistic（乐观的）about the next fifty years.