____________________________________________________

　　【答案】　worry→worries

　　Ⅲ.完成句子(建议用时5分钟)

　　1．和你合作很愉快。(team)

　　It's very happy to_team_up_with_you.

　　2．在过去的几年，这个村庄呈现出了新面貌。(take)

　　In the last ten years，the town has taken_on_a_new_look.

　　3．支持这项决议的人占大多数。(majority)

　　People who were in favor of the resolution were_in_the/a_majority.

　　4．他借助一根绳子慢慢地下来了。(means)

　　He let himself down slowly by_means_of_a rope.

　　5．据我可知，选票很有可能必须重新计算。

　　As far as I know，it_is_likely_that the votes will have to be counted again.

　　Ⅳ.阅读理解

　　Most of the sandstorms that had swept China last year originated from foreign land，a Chinese official in charge of desertification control said Monday.And the invasions(入侵) could partly explain the frequent sandstorms in the country in recent years despite its achievements in desertification control.

　　Since the start of last spring，the north and north­western Chinese regions had been hit by 17 sandstorms，of which，a dozen came from foreign land.

　　Situated in the central­Asia sandstorm region，one of the world's four largest sandstorm sources，China also suffers from sandstorms from outside the country while being blamed as a sand source to northeast Asia.The other three major sources are in Africa，North America and Australia.

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