3. A. Not many people　　　　　　 B. Though we don’t

　 C. Many people　　　　　　　　 D. Some of us

2. A. have　　　　 B. drink　　　 C. take　　　　 D. cook

1. A. more　　　　 B. most　　　 C. much　　　　 D. many

15. A. reach　　　 B. enter　　　　 C. take　　　　　 D. change

Key: 1-5 ADBCA　　 6-10 CACBA　　 11-15 CCBDC

B.

Water Is Important

　　　 Water is the ___1___ important of all the things we eat and ___2___.

___3___understand this but ___4___quite true. The human body can go without ___5___for a long time, yet two ___6___three days ___7___water can usually make people die.

Many people don’t understand how ___8___water the human body needs

___9___work well, and many people do not drink enough, ___10__in hot weather. Our body is mostly(大部分)water about ___11___.___12___ we don’t have ___13___, we’ll feel tired and many will get ill. So, you ___14___, how important water ___15___.

14. A. not　　　　 B. hardly　　　　 C. often　　　　　 D. also

13. A. because　　 B. that　　　　　 C. whether　　　　 D. when

12. A. last　　　　 B. fourth　　　　 C. first　　　　　 D. biggest

11. A. seconds　　 B. minutes　　　 C. years　　　　　 D. hours

10. A. messages　　 B. letters　　　　 C. parcels　　　　 D. books

9. A. computer　　 B. people　　　　 C. letters　　　　 D. doctors