1.A 1972 agreement between Canada and the United States reduced the amount of phosphates that municipalities had been allowed to dump into the Great Lakes. (A) reduced the amount of phosphates that municipalities had been allowed to dump (B) reduced the phosphate amount that municipalities had been dumping (C) reduces the phosphate amount municipalities have been allowed to dump (D) reduced the amount of phosphates that municipalities are allowed to dump (E) reduces the amount of phosphates allowed for dumping by municipalities 答案A， 不是说agreement之类的要用一般时吗？（法令章程什么的）C是不是更好呢？
2 According to a study by the Carnegie Foundation for the Advancement of Teaching, companies in the United States are providing job training and general education for nearly eight million people, about equivalent to the enrollment of the nation’s four-year colleges and universities. (A) equivalent to the enrollment of (B) the equivalent of those enrolled in (C) equal to those who are enrolled in (D) as many as the enrollment of (E) as many as are enrolled in 答案E，但不是很肯定别的错在那里？（请教！）
3.According to a study published by Dr. Myrna Weissman, only one percent of Americans born before 1905 had suffered major depression by the age of seventy-five; of those born since 1955, six percent had become depressed by age twenty-four. (A) only one percent of Americans born before 1905 had suffered major depression by the age of seventy-five; of those born since 1955, six percent had become depressed by age twenty-four (B) only one percent of Americans born before 1905 suffer major depression by the age of seventy-five; if they are born since 1955, six percent become depressed by age twenty-four (C) of Americans born before 1905, only one percent of them have suffered major depression by age seventy-five, but six percent of those born since 1955 do by the age of twenty-four (D) major depression is suffered by the age of seventy-five by only one percent of Americans born before 1905, and by age twenty-four by the six percent born since 1955 (E) Americans born before 1905 suffer major depression by the age of seventy-five only one percent of the time, but six percent of those born since 1955 did so by age twenty-four 答案A，本题的解题是否关键在于原句是过去完成时？
4.Although films about the American West depict coyotes as solitary animals howling mournfully on the tops of distant hills, in reality these gregarious creatures live in stable groups that occupy the same territory for long periods. (A) films about the American West depict coyotes as solitary animals howling mournfully on the tops of distant hills (B) in films about the American West coyotes are depicted to be solitary animals that howl mournfully on the tops of distant hills (C) coyotes are depicted as solitary animals howling mournfully on the tops of distant hills in films about the American West (D) films about the American West depict coyotes as if they were solitary, mournfully howling animals on the tops of distant hills (E) films about the American West depict coyotes to be solitary and mournfully howling animals on the tops of distant hills 答案A，不选C的原因是侧重点的偏移吗？但读读也是C更顺呀！
5.Although Ms. Bakara had previously emphasized that she could not speak for other Black people, she ventured to do so on this one occasion because she firmly believed that many minority people, likely most, would agree with her. (A) do so on this one occasion because she firmly believed that many minority people, likely most, would agree (B) speak on this one occasion since she firmly believed that many minority people, likely most, would have agreed (C) so speak on this one occasion due to her firmly believing that many minority people, even most, would likely agree (D) do so on this one occasion because she firmly believed that many minority people, if not most, would agree (E) do so on this one occasion since she firmly believed many minority people, and even most, would likely agree 答案D，为什么不选A？
6.Although schistosomiasis is not often fatal, it is so debilitating that it has become an economic drain on many developing countries. (A) it is so debilitating that it has become an economic (B) it is of such debilitation, it has become an economical (C) so debilitating is it as to become an economic (D) such is its debilitation, it becomes an economical (E) there is so much debilitation that it has become an economical 答案 A，原句没有倒装，就不优选C？；即使A也显得罗嗦？（讨论！） 作者: dreadpower 时间: 2003-12-28 22:43
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