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题目：

Although improved efficiency in converting harvested trees into wood products
may reduce harvest rates, it will stimulate demand by increasing supply and
lowering prices, thereby boosting consumption.

选项:

A、in converting harvested trees into wood products may reduce harvest rates, it will stimulate demand by increasing supply and lowering prices, thereby boosting.
B、In converting harvested trees into wood products may reduce harvest rates, demand will be stimulated because of increasing supply and lowering prices, which boost.
C、Of converting harvested trees into wood products may reduce harvest  rates, it will stimulate demand by increasing supply and lowering prices, which boosts.
D、Of harvested trees being converted into wood products may reduce harvest rates, it will stimulate demand, because it will increase supply and lower prices, thereby boosting.
E、When harvested trees are converted into wood products may reduce harvest rates, demand will be stimulated because of increasing supply and lowering prices, which boost.

答案:

A
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题目：

Five hundred million different species of living creatures have appeared on Earth, nearly 99 percent of them vanishing.

选项:

A、Five hundred million different species of living creatures have appeared on Earth, nearly 99 percent of them vanishing.
B、Nearly 99 percent of five hundred million different species of living creatures that appeared on Earth have vanished.
C、Vanished are nearly 99 percent of the five hundred million different species of living creatures that appeared on Earth.
D、Of five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent of them have vanished.
E、Of the five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent have vanished.

答案:

E
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题目：

Among lower-paid workers, union members are less likely than nonunion members to be enrolled in lower-end insurance plans imposing stricter limits on medical services and requiring doctors to see more patients, and spend less time with each.
 

选项:

A、 imposing stricter limits on medical services and requiring doctors to see more patients, and spend
B、 imposing stricter limits on medical services, requiring doctors to see more patients, and spending
C、 that impose stricter limits on medical services, require doctors to see more patients, and spend
D、 that impose stricter limits on medical services and require doctors to see more patients, spending
E、 that impose stricter limits on medical services, requiring doctors to see more patients and spending

答案:

D
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While digging in the Egyptian desert, huge fossil bones have been found by paleontologists, which appears to have been the second most massive dinosaur that ever lived.

选项:

A、huge fossil bones have been found by paleontologists, which appears to have been
B、huge fossil bones have been found by paleontologists, which appear to be from
C、it appears that paleontologists have found huge fossil bones that are from
D、paleontologists have found huge fossil bones from what appears to be
E、paleontologists have found huge fossil bones, which are from what appear to be

答案:

D
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Since February, the Federal Reserve has raised its short-term interest rate target five times, and because of the economy's continued strength, analysts have been predicting for weeks that the target will be raised again in November.

选项:

A、because of the economy's continued strength, analysts have been predicting for weeks that the target will
B、with the economy's strength continuing, analysts predicted for weeks that the target
C、because the economy continues strong, analysts predicted for weeks that the target would
D、due to the economy's continued strength, analysts have been predicting for weeks that the target
E、due to the fact of the economy's continued strength, analysts predicted for weeks that the target will

答案:

A
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The average hourly wage of television assemblers in Vernland has long been significantly lower than that in neighboring Borodia.  Since Borodia dropped all tariffs on Vernlandian televisions three years ago, the number of televisions sold annually in Borodia has not changed.  However, recent statistics show a droip in the number of television assemblers in Borodia.  Therefore, updated trade statistics will probably indicate that the number of televisions Borodia imports annually from Vernland has increased.
 
Which of the following is an assumption on which the argument depends?

选项:

A、The number of television assemblers in Vernland has increased by at least as much as the number of television assemblers in Borodia has decreased.
B、Televisions assembled in Vernland have features that televisions assembled in Borodia do not have.
C、The average number of hours it takes a Borodian television assembler to assemble a television has not decreased significantly during the past three years.
D、The number of televisions assembled annually in Vernland has increased significantly during the past three years.
E、The difference between the hourly wage of television assemblers in Vernland and the hourly wage of television assemblers in Borodia is likely to decrease in the next few years.

答案:

C
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题目：

In California today, Hispanics under the age of eighteen account for more than 43 percent, compared with a decade ago, when it was about 35 percent.

选项:

A、In California today, Hispanics under the age of eighteen account for more than 43 percent, compared with a decade ago, when it was about 35 percent.
B、Of the Californians under the age of eighteen, today more than 43 percent of them are Hispanic, compared with a decade ago, when it was about 35 percent.
C、Today, more than 43 percent of Californians under the age of eighteen are Hispanic, compared with about 35 percent a decade ago.
D、Today, compared to a decade ago, Californians who are Hispanics under the age of eighteen account for more than 43 percent, whereas it was about 35 percent.
E、Today, Hispanics under the age of eighteen in California account for more than 43 percent, unlike a decade ago, when it was about 35 percent.

答案:

C
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题目：

The first trenches that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that were arising simultaneously with but independently of the more celebrated city-states of southern Mesopotamia, in what is now southern Iraq.

选项:

A、that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that were arising simultaneously with but
B、that were cut into a 500-acre site at Tell Hamoukar, Syria, yields strong evidence that centrally administered complex societies in northern regions of the Middle East were arising simultaneously with but also
C、having been cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence that centrally administered complex societies in northern regions of the Middle East were arising simultaneously but
D、cut into a 500-acre site at Tell Hamoukar, Syria, yields strong evidence of centrally administered complex societies in northern regions of the Middle East arising simultaneously but also
E、cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence that centrally administered complex societies in northern regions of the Middle East arose simultaneously with but

答案:

E
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题目：

The market for recycled commodities like aluminum and other metals remain strong despite economic changes in the recycling industry.

选项:

A、commodities like aluminum and other metals remain
B、commodities like those of aluminum and other metals are remaining
C、commodities such as aluminum and other metals remains
D、commodities, such as aluminum and other metals, remain
E、commodities, like the commodities of aluminum and other metals, remains

答案:

C
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Having been named for a mythological nymph who cared for the infant Jupiter, the asteroid named Ida, in the middle of the belt of asteroids that orbit the Sun between Mars and Jupiter, was discovered in 1884.

选项:

A、Having been named for a mythological nymph who cared for the infant Jupiter, the asteroid named Ida, in the middle of the belt of asteroids that orbit the Sun between Mars and Jupiter, was discovered in 1884.
B、Discovered in 1884, the asteroid Ida, named for a mythological nymph who cared for the infant Jupiter, is in the middle of the belt of asteroids that orbit the Sun between Mars and Jupiter.
C、In the middle of the belt of asteroids that orbit the Sun between Mars and Jupiter, the asteroid Ida, discovered in 1884 and named for a mythological nymph who cared for the infant Jupiter.
D、The asteroid Ida, named for a mythological nymph who cared for the infant Jupiter and discovered in 1884, is in the middle of the belt of asteroids to orbit the Sun between Mars and Jupiter.
E、Ida, an asteroid discovered in 1884 and which was named for a mythological nymph who cared for the infant Jupiter, is in the middle of the belt of asteroids to orbit the Sun between Mars and Jupiter

答案:

B
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[Undefined]

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With which of the following characterizations of Lebsock’s contribution to the controversy concerning women’s status in the nineteenth-century United States would the author of the passage be most likely to agree?
想问一下张慧雯老师，这道题我应该如何定位找出答案呢，是应该在第一次出现nineteen century时女性的status后面寻找答案吗，然后还想请教一下做阅读题定位的小技巧
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[GWD]

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Many people suffer an allergic reaction to certain sulfites, including those that are commonly added to wine as preservatives.  However, since there are several wine makers who add sulfites to none of the wines they produce, people who would like to drink wine but are allergic to sulfites can drink wines produced by these wine makers without risking an allergic reaction to sulfites. 
 

Which of the following is an assumption on which the argument depends?

想请张慧雯老师解答一下
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[Undefined]

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Analytical!
怎么解出
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[OG20]

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For each of the following statements concerning the works in this sample, select Yes if the statement is supported by the information provided; otherwise, select No.
第三小问选了yes 请问为什么是no
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[OG20]

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For each of the following statements about the oils in the table, select Yes if the statement accurately reflects the information above. Otherwise, select No.
这题为什么选no 老师能不能讲一下整道题的完整思路 我怕我的思路不正确
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[OG20]

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For each statement, select Yes if the information given indicates it is true for the trees in the table. Otherwise, select No.
这个第二道题错了 题干中没有提到mode 题目中为什么突然出现？这是什么意思 是我漏看了吗
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[Undefined]

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Which of the following, if true, would most weaken Krech's objections to Martin's theory?
主要是BC选项，答案给的B我理解不了，我觉得选C，因为文中说K反对M理论排除了气候因素，K认为主要是气候影响，因为在end of Plei..发生了气候变化，C选项说 不止那一次气候变化，之前也发生过，正好削弱。而B选项说的小动物的部分，主要Nor 那句没太看懂，能帮助理解吗？
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[Official Advanced]

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A box of light bulbs contains exactly 3 light bulbs that are defective. What is the probability that a sample of light bulbs picked at random from this box will contain at least 1 defective light bulb?
  1. The light bulbs in the sample will be picked 1 at a time without replacement.
  2. The sample will contain exactly 20 light bulbs.
选的C 为啥合在一起也不对呀 因为box和sample不一样？
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[Undefined]

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In 2010, there were four used-car dealers in City Z. The graphic shows the monthly sales data for 2010 for two of those dealers as well as the citywide average for used-car dealers for those months. 
Based on the given information, use the drop-down menus to most accurately complete the following statements. 

问一下小梅老师 我觉得这道题第一小问应该选C more than 答案是不是错了？
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