填空题

About Wetlands in the U.S.A. People enjoy a famous soup (SHE-CRAB SOUP) in North Carolina because the days of the regional soup may be getting fewer and fewer: "no wetlands, no seafood". Ⅰ. The current situation of wetlands: 1) California has lost (1)______ of wetlands --91 percent, (1)______ and the rate of loss of wetlands is an acre per minute. 2) 21 other states have losted at least half of their (2)______. (2)______ Ⅱ. The key value of wetlands: 1) Each acre of wetland is worth (3)______ more money than (3)______ an acre of ocean in the benefits; 2) Wetlands act like sponges and (4)______ like our kidney: (4)______ A. filtering out hazardous materials like dirt, chemicals, pesticides and fertilizers; B. serving as large (5)______ areas. (5)______ 3) More important than ocean (6)______ in the diversity of species supported. (6)______ Ⅲ. The possible measures to protect wetlands: 1) Convince people to stop (7)______ or doing business in former wetlands; (7)______ 2) Encourage developers and businesses to stay in (8)______ cities; (8)______ 3) Get the government to stop developers from building in wetlands; 4) Raise (9)______ of this serious issue; (9)______ 5) Protest the destruction of wetlands when we see it. Ⅵ. The only solution: An increase in (10)______ in favor of protecting wetlands, (10) ______ which both the builders and the government will listen.

【参考答案】

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