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Mostofushavethreemealsaday.Wetakefoodforgranted(想当然).Andwedon'tthinkaboutit.1expertsargueafoodcrisis(危机)iscoming.Thiscrisisisgoingtomakeus2thewaywethinkaboutfood.Foodisingreatneed3th

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   Most of us have three meals a day. We take food for granted (想当然) .And we don't think about it. 1 experts argue a food crisis (危机) is coming. This crisis is going to make us 2 the way we think about food.

   Food is in great need 3 the growing of world population. By 1960 the population was three billion. It doubled to six billion by 1999. By 2050 this planet will need to 4 at least nine billion people. As a result the food prices get higher and higher.

   So what can a 5 ,crowed world do? One suggestion is to eat 6 meat. Meat uses more natural resources (资源) than grains (谷物) . It requires more 7 to produce one pound of meat than to produce one pound of grain. It also requires between 5 and 10 times more 8 than vegetables. So eating less meat will 9 more land for farming and it will save water.

   To eat less meat people will need to change their eating habits.That will not be 10 . Americans for example have 11 loved meat. In general they eat twice as much meat as people in other countries. At the same time in developing countries like China and Brazil sales of meat have doubled in the last 20 years. 12 will double again by 2050. Growing need of meat will 13 to put pressure on natural resources.

   World population is increasing resources are becoming fewer and food prices are rising. Therefore we need to rethink 14 we eat every day. For meat lovers we don't need to give up meat 15 . But we need to eat more grains and less meat.

1. A. And   B. But   C. Or   D. Until

2. A. change   B. find   C. get   D. tell

3. A. instead of   B. thanks to   C. because of   D. as for

4. A. help   B. have   C. feed   D. meet 

5. A. busy   B. tired   C. thirsty   D. hungry

6. A. less   B. more   C. much   D. little

7. A. time   B. land   C. people   D. place

8. A. air   B. meat   C. money   D. water

9. A. provide   B. produce   C. waste   D. need

10. A. important   B. hard   C. easy   D. necessary

11. A. never   B. seldom   C. hardly   D. always

12. A. It   B. They   C. We   D. That

13. A. continue   B. stop   C. have   D. start

14. A. how   B. when   C. what   D. where

15. A. quickly   B. completely   C. finally   D. especially

▼优质解答
答案和解析
1. B 2. A 3. C 4. C 5. D 6. A 7. B 8. D 9. A 10. C 11. D 12. B 13. A 14. C 15. B