Unit4 培优练习 一、根据句意用括号中所给单词的适当形式填空。 1. He was born in the early _____(19) century. 2. People began to use it _____(century) ago. 3. This sofa sits as _____(comfortable) as that one. 4. Can you see the car in the _____(distant) 5. Mobile phones are very _____(practice). 二、从下面每小题的A、B、C三个选项中选出最佳答案。 ( )1.If a person is _____, he or she can make people laugh. A. funny B. beautiful C. smart ( )2. To _____ something is to produce something which never appeared in the world. A. prefer B. discuss C. invent ( )3. — Look. Your house is full of _____. It’s time for you to clean it. — I’ll do it at once. A. light B. dust C. oxygen ( )4. — Why do you not go to Qingdao by train —Because there are too many _____ oh the train and it makes me feel bad. A. workers B. drivers C. passengers ( )5. — I don’t have time to read these books in a week. —You can read the _____ of each book and get their main ideas. A. introduction B. writer C. price ( )6. — Do you often _____ your old friends —Not very often. We are all busy with our own life. A. keep in touch with B. look forward to / C. make fun of ( )7. — How often do you use the computer —_____. A. I often use it on Sunday. B. I use it twice a week. C. I often use it to study. 三、根据汉语意思完成句子，每空一词。 1. 为了过上更好的生活，她每天努力工作。 To _____ _____ _____ _____, she works very hard every day. 2. 孔子是历史上最出名的教育家之一。 Confucius was one of the most famous educators_____ _____. 3. 和火车相比，飞机让旅行变得更快更舒服。 Compared with trains, planes make travel become_____ _____ _____ _____. 4. 在20世纪初，大多数人都没有电话。 _____ _____ _____ 20th century, most of people didn’t have mobile phones. 5. 我们可以用微信，QQ以及其它的通讯工具和远方的家人、朋友聊天。 We can use Wechat, QQ and other communication tools to talk with our family and friends _____ _____ _____. 四、完型填空 What will life be like in the future Let’s just close our eyes ( 1 )_____ think. Computers will be able to show their feelings. They will think ( 2 )_____ than the human mind. We will become more and more ( 3 )_____computers and the Internet, and ( 4 )_____ more and more time in front of computers and forget what our real needs are. Many of us will( 5 )_____ overweight and weigh 250 kg! We will have nanobots (纳米机器人) and use them when we are ( 6 )_____ For example, when we have a stomachache, we will swallow (吞服) a very small robot and ( 7 )_____will travel through our stomach, taking video of what’s happening there. The video will ( 8 )_____ the doctor to find out our problems quickly. Genetic engineering (基因工程)will make the human perfect. Babies will grow up to play basketball as well as Yao Ming or ( 9 )_____ Liu Yifei. We will be able to ( 10 )_____ plants and animals! Do you want your dog to be a tree ( ) 1. A. or B. and C. but ( ) 2. A. less B. well C. better ( ) 3. A. interested in B. tired of C. well in ( ) 4. A. cost B. spend C. take ( ) 5. ... ...
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