5道prep语法，不解，望点拨~~

做PREP碰到的一些问题，还有不到一周就要上刑场了，恳请NN帮忙解释下~~感激不尽~~

1.

The success of the program to eradicate smallpox has stimulated experts to pursue what they had not previously considered possible--better control, if not eradication, of the other infections such as measles and yaws.

(A) what they had not previously considered possible--better control, if not eradication, of the other infections such as

(B) what they had not previously considered a possibility--better control, if not eradication, of such infections like

(C) something they had not previously considered possible-better control, if not eradication, of such infections as

(D) something not considered a previous possibility--better control and perhaps eradication, of other infections such as

(E) the possibility of what they had not previously considered--better control and possibly eradication of infections like

答案是C

what难道不是优于something的么？

(A) more ergonomic, conforming to the shape of the body rather than flaunting shape

(B) more ergonomic, conformed to the body's shape and not to flaunting shape

(C) ergonomic, more conformed to the shape of the body and not to shape flaunted

(D) ergonomic, conforming more to the body's shape rather than shape flaunted

(E) ergonomic, conforming more to the shape of the body than flaunting shape

答案是A

但不是应该more…… than……结构么？怎么是more……rather than呢？

3.

Besides adding complementary flavors to many foods, hot sauces stimulate the release of endorphins in the brain, just as exercise does, and these have a pain-relieving effect like morphine's.

(A) hot sauces stimulate the release of endorphins in the brain, just as exercise does, and these have a pain-relieving effect like morphine's

(B) hot sauces stimulate the release of endorphins in the brain, like exercise, and they have a pain-relieving effect that is like morphine

(C) hot sauces and exercise both stimulate the release of endorphins in the brain, and they have a pain-relieving effect like morphine

(D) the release of endorphins in the brain is stimulated both by hot sauces and exercise, and they have a pain-relieving effect like morphine's

(E) the release of endorphins in the brain is stimulated by hot sauces, just as with exercise, and these have a pain-relieving effect like that of morphine

答案是A

可是's不是说不能单独出现的么？

(A) for married women with children under eighteen it was more likely that they would work different shifts from their husbands

(B) for married women whose children were under eighteen, they were more likely than other married women to work shifts different from their husbands'

(C) when married women had children under eighteen it was more likely for them to be working different shifts from those of their husbands'

(D) that married women with children under eighteen were more likely than other married women to work shifts different from their husbands'

(E) that when married women had children under eighteen they were more likely to be working shifts that differed from their husbands

答案是D

5.

The electronics company has unveiled what it claims to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs less than 11 ounces.

(A) to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs

(B) to be the smallest network digital camcorder in the world, which is as long as a handheld computer, weighing

(C) is the smallest network digital camcorder in the world, which is as long as a handheld computer, and it weighs

(D) is the world's smallest network digital camcorder, which is as long as a handheld computer and weighs

(E) is the world's smallest network digital camcorder, the length of which is that of a handheld computer, weighing

答案是 D

完全不解。。。

The electronics company has unveiled what it claims to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs less than 11 ounces.

(A) to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs

(B) to be the smallest network digital camcorder in the world, which is as long as a handheld computer, weighing

(C) is the smallest network digital camcorder in the world, which is as long as a handheld computer, and it weighs

(D) is the world's smallest network digital camcorder, which is as long as a handheld computer and weighs

(E) is the world's smallest network digital camcorder, the length of which is that of a handheld computer, weighing

答案是 D

完全不解。。。

1。A the other不对 C such like不对 所以就算如你说 what 比something好 也没有正确的what 选项

2 conforming rather than flaunting 和前面的more没关系

3 没有单独出现 前面说了pain-relieving effect 后面的所有格各省略pain-relieving effect

4 省略shifts

5 The electronics company (主) has unveiled（谓） what it （指代公司）claims is the world's smallest network digital camcorder（宾语从句）, which is as long as a handheld computer and weighs less than 11 ounces.（定语从句修饰digital camcorder）

那个电子公司发布了一个被其声称为世界上最小的网络数码摄像机，其长度仅相当于一台手持电脑，重量仅为11盎司

我了了~谢谢