最近在做SC大全,碰到几题看了答案也不明白.求高人指点~!多谢!!!
38. According to a recent study, the elderly in the United States are four times more likely to give regular financial aid to their children as to receive it from them. (A) the elderly in the United States are four times more likely to give regular financial aid to their children as (B) the elderly in the United States are four times as likely to give regular financial aid to their children as it is for them (C) the elderly in the United States are four times more likely to give regular financial aid to their children than (D) it is four times more likely for the elderly in the United States to give regular financial aid to their children than they are(C) (E) it is four times as likely that the elderly in the United States will give their children regular financial aid as they are 42. According to a survey of graduating medical students conducted by the Association of American Medical Colleges, minority graduates are nearly four times more likely than are other graduates in planning to practice in socioeconomically deprived areas. (A) minority graduates are nearly four times more likely than are other graduates in planning to practice (B) minority graduates are nearly four times more likely than other graduates who plan on practicing (C) minority graduates are nearly four times as likely as other graduates to plan on practicing (D) it is nearly four times more likely that minority graduates rather than other graduates will plan to practice(C) (E) it is nearly four times as likely for minority graduates than other graduates to plan to practice 40. 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) (E) as many as are enrolled in 33. A substance derived from the Madagascar periwinkle, which has proved useful in decreasing mortality among young leukemia patients, is cultivated in China as part of a program to integrate traditional herbal medicine into a contemporary system of health care. (A) A substance derived from the Madagascar periwinkle, which has proved useful in decreasing mortality among young leukemia patients, (B) A derivative, which has proved useful in decreasing mortality among young leukemia patients, of the Madagascar periwinkle, (C) A Madagascar periwinkle derivative, which has proved useful in decreasing mortality among young leukemia patients, (D) The Madagascar periwinkle has a derivative which has proved useful in decreasing mortality among young leukemia patients, that(E) (E) The Madagascar periwinkle, a derivative of which has proved useful in decreasing mortality among young leukemia patients, 43. According to Booker T. Whatley’s recent analysis, planting the same crops as are planted on large farms will lead to economic disaster for the small farmer, who should plan a succession of high-value crops that will provide a year-round cash flow. (A) planting the same crops as are planted on large farms will lead to economic disaster for the small farmer, who (B) it will lead to economic disaster for the small farmer to plant the same crops as on the large farms; they (C) economic disaster will result from planting the same crops as large farms to the small farmer, who (D) economic disaster for the small farmer will result from planting the same crops as on the large farms; they(A) (E) the small farmer planting the same crops as are planted on large farms will lead to economic disaster; they
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