Unit 17

重点、难点练习题

１．　D　２．　A　３．　B　４．　C　５．　A

全方位单元综合练习题

Ⅰ. 1. 遍及全世界　2. 蔬菜的生长条件　3. 在个人生活中4. 而不去银行　5. 自动熄灭　6. carry out　7. the labor force　8. much more convenient　9. in the field of education10. play a part in

Ⅱ. １．　C　２．　D　３．　A　４．　C　５．　B　６．　A　７．　D　８．　D　９．　C１０．　A

Ⅲ. １．　A　２．　B　３．　D　４．　C　５．　A　６．　B　７．　C　８．　B　９．　A１０．　D　１１．　A　１２．　C　１３．　A　１４．　B　１５．　D　

Ⅳ. １．　B　２．　A　３．　A　４．　B

Ⅴ. 1. needed　2. possibility　3. talking　4. sharing　5. practising　6. developed　7. western　8. advising　9. drier10. treating

Ⅵ. 1. resource→resources　2. and→but　3. much too→too much4. waste→a waste　5. lot→lots　6. warn→warned　7. 去掉do 或 do后加 so　8. stopping→to stop　9.√　10. of→from

Ⅶ. １. majority　2. fairly　3. persuade　4. conferences5. meanwhile

Ⅷ. 1. Yes, people have been talking of it a lot recently.

2. Because a number of people are out of work. So new jobs are needed; they can't produce goods quickly enough for all the customers.

3. The problem is finding land for it; some people don't want good farmland to be built on.

Ⅸ. Jenny and Mei Ge are computer experts at the same factory. They are discussing future plans. Jenny told Mei Ge that their manager was going to have a new factory built. Mei Ge thought that it was possible, because they couldn't produce goods quickly enough for all their customers and a number of people were out of work, so new jobs were in need. After the manager persuaded the government to let them build a new factory. The plan would be carried out the next year.