2. Section D

3. What can we do on the Internet? Internet Send e-mails. Find information. Listen to music. Watch movies. Chat with our friends. Play computer games. Study English.

4. Do you know how to learn English on the Internet? Read the following passage and find out the answer.

5. Read the passage and choose the correct expressions from the box on Page 104 to complete it. The answers are : 1. B 2. C 3. E 4. A 5. D 1

6. Read the passage and find out the answer. Do you know how to use computers to learn English ?

7. 1.advice about sth. / doing sth. 关于 …… 的建议 Eg: 医生给了他一些关于保健的建议。 The doctor gives him some advice about keeping healthy. 老师应该经常给学生一些关于学习的建议。 Teachers should often give students some advice about study.

8. 2. change English into Chinese 把英语变成汉语 change sth. into sth. 把 …… 变成 …… Eg: 我们应该把知识变成力量。 We should ________________________ power. 请把这些冰变成水。 Please ____________________ water. change knowledge into change the ice into

9. 3. look up new words 查找新单词 look up 查找 …… ( 代词 it, them 作宾语时，放在短语中间 ) Eg: 如果你不认识这个单词，可以在词典里查找。 If you don’t know the word, you can __________ in the dictionary. look it up

10. Fill in the blanks with the correct forms of the given words. Life in the future will be different from life today. Scientists will make computer much _______ (small) and ______________ (useful). People will work _______ (few) hours than they do now and this will _______ (make) life _________ (easy). Travelling will be much __________ (cheap) and ________ (many) people will go to other countries for holidays. smallermore useful fewer make easier cheaper more 2 不同于 ……

11. We will use ________ (much) land to build new cities and ______ (little) land for cows and sheep. This __________ (make) meat ________________ (expensive). No one will eat it every day if they eat more fruit and vegetables, and we will become __________ (healthy). more less will make more expensive healthier

12. Becoming an Inventor 1. Look at the following pictures and talk about what they can do for us, using the expressions in the box.

13. do boring jobs learn English surf the Internet carry people from place to place Example : People use computers to write reports.

14. 2. Imagine and draw a new thing. Then write a passage about its appearance and uses.

15. Subject + Vt. + Object + Object complement The Internet makes the world smaller. It also helps us to find information much faster. The Internet makes our lives easier and more interesting. This helps make life easier.

16. I’m sure the Internet will be more and more important to us. I’m not sure if it is good to shop online. Guess what !

17. 1.Pens are helpful to humans. Students use pens for _______. A. write B. writes C. wrote D. writing 2.—_______ is not easy to draw pictures with this pen. —You are right. A. There B. This C. That D. It 3.—Where are you going to work next year? —_______ Maybe in Hefei or Nanjing. A. I’m not so sure. B.I think so. C. That’s a good idea. D.I hope not. 4.Don’t make me _______ the clothes. I’m too tired! A. washing B. to wash C. wash D. washed Choose the best answer.

18. 选择方框中的句子完成对话，其中有两项多余。 Kangkang: Hi, Michael. How often do you use the Internet? Michael: Very often. ____ Kangkang: I never use the Internet. ___ Michael: A lot of things. I often listen to music. ___ Kangkang: Are you sure the Internet is good for us? Michael: __ It can help us do a lot of things. We can find some information about places and jobs. __ But we shouldn’t spend too much time on it. A. I also play games and find some information about study. B. Yes, I’m sure of that. C. What about you? D. It can make our life easier. E. What do you often do on the Internet? F. I’m quite sure. G. Guess what! C E A B D

19. 1. Grammar of this topic ： Subject + Vt. + Object + Object complement 2. The phrases of this topic. 3. We know how to protect ourselves from disasters.

20. 1. 完成练习册。 2. 完成 Review of Units 3 – 4 。