请教prep1-35，39，47 - ChaseDream

In laboratory rats, a low dose of aspirin usually suffices to block production of thromboxane, which is a substance that promotes blood clotting, but not seriously interfering with the production of prostacyclin, which prevents clotting.

(A) which is a substance that promotes blood clotting, but not seriously interfering

(D) which is a substance to promote blood clotting, but does not seriously interfere

(E) which is a substance that promotes blood clotting, but not a serious interference

从语法角度好像Cd都可以，因为要和which prevents clotting对称当时选了D，答案是C，是因为简洁么？

The Sports Medicine Programs of the Olympic Training Center, a complex where final tryouts are held for athletes representing the United States in the Olympics, is geared toward enhancing athletes' performance and toward their preparation for international competition.

(A) is geared toward enhancing athletes' performance and toward their preparation

(D) are geared toward the enhancement of athletes' performance and toward preparing them

做的时候觉得C很简洁，但看了答案E觉得enhance preparation 是不是不匹配？

1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began questioning whether the computer screen was an adequate replacement for the classroom.

(A) 1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began

(B) In 1998 several new ventures were promoting online distance learning for both college-and for graduate-level courses, but it was also a year for a large number of faculty members who began

(C) With several new ventures promoting online distance learning both for college and graduate courses in 1998, it was also a year when a large number of faculty members had begun

(D) Although 1998 saw several new ventures promoting online distance learning for both college- and graduate-level courses, it was also a year when a large number of faculty members began

(E) Several new ventures were promoting online distance learning in 1998, at both the college level as well as the graduate, but it was also a year for faculty members to begin in large numbers

答案是B，可是B有个硬伤，learning for both college-and for graduate-level courses，这个both的位置是不是错了，应该在for之前呀……

longman里只有“be geared to do something”， be geared toward是什么用法啊

以下是引用lotuswang在2007-5-20 23:04:00的发言：

35. (26325-!-item-!-188;#058&002592)

（C）

(A) which is a substance that promotes blood clotting, but not seriously interfering

(B) a substance that promotes blood clotting, but not seriously interfering

(D) which is a substance to promote blood clotting, but does not seriously interfere(which is a substance不concise;并且but前后不平行)

(E) which is a substance that promotes blood clotting, but not a serious interference

从语法角度好像Cd都可以，因为要和which prevents clotting对称当时选了D，答案是C，是因为简洁么？

39. (26509-!-item-!-188;#058&002648)

（E）

(A) is geared toward enhancing athletes' performance and toward their preparation

(B) is geared to enhance the performance of athletes and to prepare them

(D) are geared toward the enhancement of athletes' performance and toward preparing them (and前后不平行)

(E) are geared toward enhancing the performance of athletes and preparing them

做的时候觉得C很简洁，但看了答案E觉得enhance preparation 是不是不匹配？(enhance和preparation是并列的)

但是gear好像是经常和to搭配的(如果有结构性问题,搭配其次;除非not only butalso这样的)

47. (27021-!-item-!-188;#058&003068)

(A) 1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began

(B) In 1998 several new ventures were promoting online distance learning for both college-and for graduate-level courses, but it was also a year for a large number of faculty members who began

(C) With several new ventures promoting online distance learning both for college and graduate courses in 1998, it was also a year when a large number of faculty members had begun

(D) Although 1998 saw several new ventures promoting online distance learning for both college- and graduate-level courses, it was also a year when a large number of faculty members began

(E) Several new ventures were promoting online distance learning in 1998, at both the college level as well as the graduate, but it was also a year for faculty members to begin in large numbers

答案是B，可是B有个硬伤，learning for both college-and for graduate-level courses，这个both的位置是不是错了，应该在for之前呀……

敬请大家指教！（ps：prep好就好在答案确定）

老兄!此题答案是D!!!

The Sports Medicine Programs of the Olympic Training Center, a complex where final tryouts are held for athletes representing the

United States

in the Olympics, is geared toward enhancing athletes' performance and toward their preparation for international competition.

(A) is geared toward enhancing athletes' performance and toward their preparation

(D) are geared toward the enhancement of athletes' performance and toward preparing them (and前后不平行)

做的时候觉得C很简洁，但看了答案E觉得enhance preparation 是不是不匹配？(enhance和preparation是并列的)

但是gear好像是经常和to搭配的(如果有结构性问题,搭配其次;除非not only butalso这样的)

(A) 1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began

(B) In 1998 several new ventures were promoting online distance learning for both college-and for graduate-level courses, but it was also a year for a large number of faculty members who began

(C) With several new ventures promoting online distance learning both for college and graduate courses in 1998, it was also a year when a large number of faculty members had begun

(D) Although 1998 saw several new ventures promoting online distance learning for both college- and graduate-level courses, it was also a year when a large number of faculty members began

(E) Several new ventures were promoting online distance learning in 1998, at both the college level as well as the graduate, but it was also a year for faculty members to begin in large numbers

答案是B，可是B有个硬伤，learning for both college-and for graduate-level courses，这个both的位置是不是错了，应该在for之前呀……

我的理解是performence和preparation并列，从答案看来是E是enhance和preparation的逻辑搭配有点问题，大家的意见呢？

以下是引用TTK在2007-5-24 14:28:00的发言：

(A) is geared toward enhancing athletes' performance and toward their preparation

(B) is geared to enhance the performance of athletes and to prepare them

(D) are geared toward the enhancement of athletes' performance and toward preparing them (and前后不平行)

(E) are geared toward enhancing the performance of athletes and preparing them

做的时候觉得C很简洁，但看了答案E觉得enhance preparation 是不是不匹配？(enhance和preparation是并列的)

但是gear好像是经常和to搭配的(如果有结构性问题,搭配其次;除非not only butalso这样的)

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C 中为什么不能是athletes' performance and their preparation并列呢