2. Discussion ◆ Do you think the world’s population is too big ? Why or why not ? ◆ What can be done to slow down the population increase ?

3. Can you guess how much it is ?

4. Read the dialogue and answer this question: What’s the main idea ? The prices of cars.

5. Talking Do you agree that cars will become cheaper ? Why or why not ? If you buy a car,will you buy a new one or a secondhand one ? Why ?

6. 词组翻译 1 、想买车的人 2 、更少的学生 3 、宁愿做某事而不愿做 4 、值五千元 5 、贵达三十万元 6 、一台二手电脑 7 、在二十世纪初 8 、世界人口 people wanting to buy cars fewer students prefer to do rather than do be worth 5,000 yuan cost as much as 300,000 yuan a used computer at the beginning of the twentieth century the world’s population

7. 用所给词的适当形式填空 1.America is very rich. It’s a __________(develop) country. 2. A _______(use) car is much cheaper than a new one. 3. Not all the _________(German) were born in _________ ( German ) 4. My sister prefers ________(read) something to _______ ( watch ) TV. 5. The book is worth _________( read ). 6. There are some students _______(run) on the playground. developed used GermansGermany readingwatching reading running

8. more and more people are getting taller and taller. Translation 1. 我不知道为什么越来越多的人长得越来越高. I don’t know why _____________________ ______________________________ 2. 我宁愿呆在家里, 而不愿意在户外活动. I _________________________________ do sports in the open air. prefer to stay at home rather than

9. as little as more than 1,000 yuan The secondhand computer is worth 3. 现在你只需花 1000 多元钱就可以买到一台 新的彩电. Now you can buy a new colour TV set with ______________________________ 4. 这台二手电脑不值钱. ____________________________ nothing. 5. 他说他要为保护环境作点贡献. He said _______________________________ __________________________. he would make some contributions to protecting the environment

10. correct 1. Can you do the work better with less people and less money ? 2. There is a truck collect rubbish outside. 3. ---Could you tell me the way to the park ? ---Sorry ? I didn’t hear you. 4. This car costed him 50,000 yuan last year. 5. ----How long will you leave Nanjing ? ----I’m not sure. ______ fewer ______ collecting ______ Pardon ______ cost ______ be away from

11. Homework Finish Wb. exercises of Lesson 51