7.【解析】[NG]該句句意為:水利專家Gleick 提供了與水相關的最佳解決方案。根據本文第十三段第一句話所述，專家Gleick 并未提供任何最佳解決方案。

　　8.【解析】one�瞭hird 解題依據為第四段最后一句話：He fears that by the year 2025, as many as one�瞭hird of the world's projected 8.3 billion people will suffer from water shortages.

　　9.【解析】glaciers and ice caps 解題依據為第五段第二句話：Two�瞭hirds of this freshwater is locked in glaciers and ice caps.

　　10.【解析】water pollution 解題依據為第十段第二句話：Toxic chemicals pollute water when released untreated into rivers and lakes.

　　Part III Listening Comprehension

　　Section A

　　11. W∶ I just saw an ad on television that said men's suits were on sales today and tomorrow at Conrad's Men's Wear.

　　M∶Great! That's just what I've been waiting for.

　　Q∶What will the man probably do?

　　【解析】[D]男士說男士套裝的銷售正是他一直等待著的。所以從他的態度可判斷，他要去買件男裝。

　　12. W: Is john really ill?

　　M: It's hard to say. I doubt there's anything wrong with him physically.

　　Q: What does the man mean?

　　【解析】[A]從男士的話：我懷疑約翰的身體沒有任何問題中可看出答案。

　　13. M: Do you know if the book shop is still open?

　　W: Yes, it's open till six.

　　Q: When do you think this conversation took place?

　　【解析】[A] 女士說書店現在還開著，一直開到六點呢，說明現在的時間是在六點之前。