Shrinking Water Supply Poses Threat to Peace
1．题目：According to the passage, which of the following statements is true?
答案：D）Water now has become more expensive than it was.
2．题目：Which of the following is NOT the author's purpose of mentioning the oil crises in the 1970's?
答案：A）To prove that water is as expensive as oil.
3．题目：Which of the following is NOT mentioned in the passage as a factor that is making the water situation in the world more and more severe?
答案：D）The popularity of swimming pools.
4．题目：Which of the following is cited by the author as the place where the supply of water is most likely to threaten social stability?
答案：A）Africa.
5．题目：To solve the water supply problem the world today faces, the author suggests at the end of the article doing all the following except
答案：B）blowing up dams that effect the supply of fresh water.
速记口诀：
供水紧张威胁和平
1．现在水比以前贵 ____________________
2．不只水、油一样贵 ____________________
3．泳池普及没提及 ____________________
4．非洲供水危社会 ____________________
5．毁掉水坝不建议 ____________________ [综合类A，理工类A]