请教几个prep里的问题，请nn指教（问题相对具体较好解答）

pushi0014

Oaks preferring drier ones, pine trees thrive in relatively wet climates.

(B) With oaks preferring drier ones, pine trees thrive in relatively wet climates.

D) Pine trees thrive in relatively wet climates, whereas oaks prefer drier ones.

这两个选项我认为意思上都讲得通，但是为什么选b，表伴随和标转折，这里有对错之分？

pushi0014

One report concludes that many schools do not have, or likely to have, enough computers to use them effectively.

(B) nor

这是我初选答案，谁能告诉我如果用它错哪了？

pushi0014

The budget for education reflects the administration's demand that the money is controlled by local school districts, but it can only be spent on teachers, not on books, computers, or other materials or activities.

(B) the money be controlled by local school districts, but it allows them to spend the money only

这里它用了虚拟，但是这里的demand是名词，难道也和动词一样的规则？

(B) the money be controlled by local school districts, but it allows them to spend the money only

这里它用了虚拟，但是这里的demand是名词，难道也和动词一样的规则？

pushi0014

 

The cottontail rabbit population in Orange County, California, has increased unchecked in recent years as a result of the removal of the native fox population and the clearing of surrounding woodlands.

 

(C) years, resulting from the removing of

这里为什么不能用resulting from ，有逻辑问题么？难道as a result of一定是优选？

pushi0014

In 1945, after a career as First Lady in which she shattered expectations more audaciously than either Abigail Adams or Dolly Madison ever had been, Eleanor Roosevelt was appointed a delegate to the United Nations General Assembly by President Harry S Truman.

(D) with an audacity never matched by Abigail Adams or Dolly Madison, Eleanor Roosevelt was appointed a delegate to the United Nations General Assembly by President Harry S Truman

与d相比，原文中的句子出了简洁性的问题外还有其他的错误么？

pushi0014

In some species of cricket, the number of chirps per minute used by the male for attracting females rise and fall in accordance with the surrounding temperature, and they can in fact serve as an approximate thermometer.

(D) to attract females rises and falls in accordance with the surrounding temperature, and it can in fact serve

(E) to attract females rises and falls in accordance with the surrounding temperature, in fact possibly serving

这里e用分词有什么问题，d的it到底指的什么

pushi0014

In Britain, "pig" refers to any member of the class of domestic swine, but the United States uses the term when referring only to younger swine not yet ready for market and weighing less than 82 kilograms (180 pounds).

(C) in the United States the term refers

(E) it is used in the United States when referring

 

请问e有什么问题？

pushi0014

The particular design of muscles and bones in the neck and limbs of the turtle allow that it can draw in its exposed parts such that an attacker can find nothing but hard shell to bite.

 

(A) allow that it can draw in its exposed parts such that

(B) allow it to draw in its exposed parts, and so

(C) allows for it to draw in its exposed parts and that

(D) allows that it can draw in its exposed parts, and so

(E) allows it to draw in its exposed parts, so that

选e的理由是什么？笔记里没有这题~~

pushi0014

There is a widespread belief in the United States and Western Europe that young people have a smaller commitment to work and a career than their parents and grandparents and that the source of the change lies in the collapse of the "work ethic."

D) less of a commitment to work and a career than their parents and grandparents had

这里划线部分最后为什么补had不补did?

pushi0014

A middleweight black hole weighs in at roughly 500 solar masses, hundreds of times more massive than the lightweight black holes produced by the collapse of individual stars, but thousands or even millions of times less in its mass as the heavyweight giants that lurk in the centers of galaxies.

(C) thousands or even millions of times less massive than

(D) yet it is thousands or even millions times less massive than

d有什么不对？