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标题: prep语法难题讨论(供自己复习及大家讨论,楼主勿删) [打印本页]

作者: james0917 时间: 2010-3-20 14:05
标题: prep语法难题讨论(供自己复习及大家讨论,楼主勿删)

1.In human hearing, subtle differences in how the two ears hear a given sound help the listener determine the qualities of that sound.


	in how the two ears hear a given sound help the listener determine

	in the two ears hearing a given sound help the listener in determining

	in how a sound is heard by the two ears helps the listener determine

	between how the two ears hear a given sound helps the listener in determining

	between how a sound is heard by the two ears help the listener in determining

作者: james0917 时间: 2010-3-20 14:17

2.By pressing a tiny amount of nitrogen between two diamonds to a pressure of 25 million pounds per square inch, scientists not only were able to transform the gas into a solid, but they also created a semiconductor similar to silicon.


	not only were able to transform the gas into a solid, but they also created

	not only were able to transform the gas into a solid but also creating

	were able not only to transform the gas into a solid but to create

	were able not only to transform the gas into a solid but also creating

	were not only able to transform the gas into a solid, but they were also able to create

作者: wangxiwei 时间: 2010-3-20 14:41
A
E
what are the correct answers???

作者: james0917 时间: 2010-3-21 18:31
3.In the Louisiana Purchase of 1803, the United States acquired 828,000 square miles for about four cents an acre, which more than doubled the country's size and that brought its western border within reach of the Pacific Ocean.


	In the Louisiana Purchase of 1803, the United States acquired 828,000 square miles for about four cents an acre, which more than doubled the country's size and that brought

	For about four cents an acre the United States acquired, in the Louisiana Purchase of 1803, 828,000 square miles, more than doubling the country's size and it brought

	With the Louisiana Purchase in 1803, the United States acquired 828,000 square miles for about four cents an acre, more than doubling its size and bringing

	The United States, in the Louisiana Purchase of 1803, for about four cents an acre, acquired 828,000 square miles, more than doubling the country's size, bringing

	Acquiring 828,000 square miles in the Louisiana Purchase of 1803, the United States bought it for about four cents an acre, more than doubling the country's size and bringing

作者: james0917 时间: 2010-3-21 18:38
4.From studies of the bony house of the brain, which is the cranium, located in the back of the skull, come what scientists know about dinosaur brains.


	From studies of the bony house of the brain, which is the cranium, located in the back of the skull, come what scientists know about dinosaur brains.

	The knowledge that scientists know about dinosaur brains comes from studies of the bony house of the brain, located in the back of the skull, that is, the cranium.

	The knowledge of dinosaur brains that scientists have come from studies of the bony house of the brain, which is located in the back of the skull and is called the cranium.

	What scientists know about dinosaur brains comes from studies of the cranium, the bony house of the brain located in the back of the skull.

	Located in the back of the skull is the cranium, the bony house of the brain, and it is from studies of this that scientists know what they know about dinosaur brains. D

作者: james0917 时间: 2010-3-21 18:44
语法前后对应问题：
5.

Like their male counterparts, women scientists are above average in terms of intelligence and creativity, but unlike men of science, their female counterparts have had to work against the grain of occupational stereotyping to enter a "man's world."


	their female counterparts have had to work

	their problem is working

	one thing they have had to do is work

	the handicap women of science have had is to work

	women of science have had to work

E>A why?

作者: james0917 时间: 2010-3-21 18:53

6.Ozone, a special form of oxygen that screens out harmful ultraviolet rays, reaches high concentrations twelve miles above Earth, where it has long appeared that it was immune from human influence; we have now realized, though, that emissions of industrial chlorofluorocarbons deplete the ozone layer.


	has long appeared that it was immune from

	has long appeared to have been immune from

	has long appeared as being immune to

	had long appeared immune to

	had long appeared that it was immune to

作者: james0917 时间: 2010-3-21 19:02

7.The Environmental Protection Agency frequently puts mandatory controls on toxic substances that present as little risk as one in a million chances to cause cancer.


	as little risk as one in a million chances to cause

	as little risk as one chance in a million of causing

	as little risk as one chance in a million that it will cause

	a risk as little as one chance in a million for causing

	a risk as little as one chance in a million for it to cause

D 培养语感和语言严密度

作者: james0917 时间: 2010-3-21 19:05
8.Performing a risky maneuver that required precision flying, not only did space shuttle astronauts retrieve an orbiting satellite, it was done simultaneously while avoiding being rear-ended by a passing ultraviolet telescope.


	not only did space shuttle astronauts retrieve an orbiting satellite, it was done simultaneously while avoiding

	not only was an orbiting satellite retrieved by space shuttle astronauts, but they also simultaneously avoided

	an orbiting satellite was retrieved by space shuttle astronauts who also avoided simultaneously

	space shuttle astronauts retrieved an orbiting satellite, simultaneously while avoiding

	space shuttle astronauts retrieved an orbiting satellite and simultaneously avoided 答案是E; 但是C/E不解

作者: james0917 时间: 2010-3-21 19:24
9.定语与表目的的区别,谁能解释一下!多谢

In the mid-1920s the Hawthorne Works of the Western Electric Company was the scene of an intensive series of experiments that would investigate changes in working conditions as to their effects on workers' performance.


	that would investigate changes in working conditions as to their effects on workers' performance

	investigating the effects that changes in working conditions would have on workers' performance

	for investigating what the effects on workers' performance are that changes in working conditions would cause

	that investigated changes in working conditions' effects on workers' performance

	to investigate what the effects changes in working conditions would have on workers' performance

作者: james0917 时间: 2010-3-21 19:27
10

The single-family house constructed by the Yana, a Native American people who lived in what is now northern California, was conical in shape, its framework of poles overlaid with slabs of bark, either cedar or pine, and banked with dirt to a height of three to four feet.


	banked with dirt to a height of

	banked with dirt as high as that of

	banked them with dirt to a height of

	was banked with dirt as high as

	was banked with dirt as high as that of

AD区分不来,A正确答案

作者: james0917 时间: 2010-3-21 21:27
11.Although the first pulsar, or rapidly spinning collapsed star, to be sighted was in the summer of 1967 by graduate student Jocelyn Bell, it had not been announced until February, 1968.


	Although the first pulsar, or rapidly spinning collapsed star, to be sighted was in the summer of 1967 by graduate student Jocelyn Bell, it had not been announced until February, 1968.

	Although not announced until February, 1968, in the summer of 1967 graduate student Jocelyn Bell observed the first pulsar, or rapidly spinning collapsed star, to be sighted.

	Although observed by graduate student Jocelyn Bell in the summer of 1967, the discovery of the first sighted pulsar, or rapidly spinning collapsed star, had not been announced before February, 1968.

	The first pulsar, or rapidly spinning collapsed star, to be sighted was observed in the summer of 1967 by graduate student Jocelyn Bell, but the discovery was not announced until February, 1968.

	The first sighted pulsar, or rapidly spinning collapsed star, was not announced until February, 1968, while it was observed in the summer of 1967 by graduate student Jocelyn Bell. D(c,d,e??)

作者: james0917 时间: 2010-3-21 21:44
12.Before scientists learned how to make a synthetic growth hormone, removing it painstakingly in small amounts from the pituitary glands of human cadavers.


	scientists learned how to make a synthetic growth hormone, removing it painstakingly

	scientists had learned about making a synthetic growth hormone, they had to remove it painstakingly

	scientists learned how to synthesize the growth hormone, it had to be painstakingly removed

	learning how to make a synthetic growth hormone, scientists had to remove it painstakingly

	learning how to synthesize the growth hormone, it had to be painstakingly removed by scientists

答案居然是D；请教比较C,D

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