问答

29答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.

选项:

A、On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow
B、On Earth, among the surest indications of sunspot cycles are, it is believed, the rate of tree growth
C、On Earth, the rate at which trees grow is believed to be among the surest indications of sunspot cycles
D、Among the surest indications on Earth of sunspot cycles, believed to be the tree growth rate
E、Among the surest indications on Earth of sunspot cycles is believed to be the rate at which trees grow

答案:

E
25答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

According to recent studies comparing the nutritional value of meat from wild animals and meat from domesticated animals, wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is good for cardiac health.

选项:

A、wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is
B、wild animals have less total fat than livestock fed on grain and more of a kind of fat thought to be
C、wild animals have less total fat than that of livestock fed on grain and have more fat of a kind thought to be
D、total fat of wild animals is less than livestock fed on grain and they have more fat of a kind thought to be
E、total fat is less in wild animals than that of livestock fed on grain and more of their fat is of a kind they think is

答案:

B
24答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

Starfish, with anywhere from five to eight arms, have a strong regenerative ability, and if one arm is lost it quickly replaces it, sometimes by the animal overcompensating and growing an extra one or two.

选项:

A、one arm is lost it quickly replaces it, sometimes by the animal overcompensating and
B、one arm is lost it is quickly replaced, with the animal sometimes overcompensating and
C、they lose one arm they quickly replace it, sometimes by the animal overcompensating,
D、they lose one arm they are quickly replaced, with the animal sometimes overcompensating,
E、they lose one arm it is quickly replaced, sometimes with the animal overcompensating,

答案:

B
23答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

Heavy commitment by an executive to a course of action, especially if it has worked well in the past, makes it likely to miss signs of incipient trouble or misinterpret them when they do appear.

选项:

A、Heavy commitment by an executive to a course of action, especially if it has worked well in the past, makes it likely to miss signs of incipient trouble or misinterpret them when they do appear.
B、An executive who is heavily committed to a course of action, especially one that worked well in the past, makes missing signs of incipient trouble or misinterpreting ones likely when they do appear.
C、An executive who is heavily committed to a course of action is likely to miss or misinterpret signs of incipient trouble when they do appear, especially if it has worked well in the past.
D、Executives' being heavily committed to a course of action, especially if it has worked well in the past, makes them likely to miss signs of incipient trouble or misinterpreting them when they do appear.
E、Being heavily committed to a course of action, especially one that has worked well in the past, is likely to make an executive miss signs of incipient trouble or misinterpret them when they do appear.

答案:

E
20答疑

[Problem Solving]

登录查看答疑

试题详情

题目：

The charge for a single room at Hotel P  is 25 percent less than the charge for a single room at Hotel R  and 10 percent less than the charge for a single room at Hotel G . The charge for a single room at Hotel R  is what percent greater than the charge for a single room at Hotel G  ?

选项:

A、15%
B、20%
C、40%
D、50%
E、150%

答案:

B
18答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

The remarkable similarity of Thule artifacts throughout a vast region can, in part, be explained as a very rapid movement of people from one end of North America to the other.

选项:

A、The remarkable similarity of Thule artifacts throughout a vast region can, in part, be explained as
B、Thule artifacts being remarkably similar throughout a vast region, one explanation is
C、That Thule artifacts are remarkably similar throughout a vast region is, in part, explainable as
D、One explanation for the remarkable similarity of Thule artifacts throughout a vast region is that there was
E、Throughout a vast region Thule artifacts are remarkably similar, with one explanation for this being

答案:

D
18答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

A ruined structure found at Aqaba, Jordan, was probably a church, as indicated in its eastward orientation and by its overall plan, as well as artifacts, such as glass oil-lamp fragments, found at the site.

选项:

A、A ruined structure found at Aqaba, Jordan, was probably a church, as indicated in its eastward orientation and by its overall plan, as well as
B、A ruined structure found at Aqaba, Jordan, once probably being a church, was indicated by its eastward orientation, overall plan, and
C、Indicating that a ruined structure found at Aqaba, Jordan, was probably a church were its eastward orientation and overall plan, but also the
D、A ruined structure found at Aqaba, Jordan, was probably a church, as indicates its eastward orientation and overall plan, as well as the
E、That a ruined structure found at Aqaba, Jordan, was probably a church is indicated by its eastward orientation and overall plan, as well as by the

答案:

E
18答疑

[Critical Reasoning]

登录查看答疑

试题详情

题目：

In the year following an eight-cent increase in the federal tax on a pack of cigarettes, sales of cigarettes fell ten percent.  In contrast, in the year prior to the tax increase, sales had fallen one percent.  The volume of cigarette sales is therefore strongly related to the after-tax price of a pack of cigarettes.
 
The argument above requires which of following assumptions?

选项:

A、During the year following the tax increase, the pretax price of a pack of cigarettes did not increase by as much as it had during the year prior to the tax increase.
B、The one percent fall in cigarette sales in the year prior to tax increase was due to a smaller tax increase.
C、The pretax price of a pack of cigarettes gradually decreased throughout the year before and the year after the tax increase.
D、For the year following the tax increase, the pretax price of a pack of cigarettes was not eight or more cents lower than it had been the previous year.
E、As the after-tax price of a pack of cigarettes rises, the pretax price also rises.

答案:

D
18答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

For protection from the summer sun, the Mojave lived in open-sided, flat-topped dwellings known as shades, each a roof of poles and arrowweed supported by posts set in a rectangle.

选项:

A、each a roof of poles and arrowweed
B、each a roof of poles and arrowweed that are being
C、with each being a roof of poles and arrowweed
D、with roofs of poles and arrowweed to be
E、with roofs of poles and arrowweed that are

答案:

A
18答疑

[Sentence Correction]

登录查看答疑

试题详情

题目：

Even though Clovis points, spear points with longitudinal grooves chipped onto their faces, have been found all over North America, they are named for the New Mexico site where they were first discovered in 1932.

选项:

A、Even though Clovis points, spear points with longitudinal grooves chipped onto their faces, have been found all over North America, they are named for the New Mexico site where they were first discovered in 1932.
B、Although named for the New Mexico site where first discovered in 1932, Clovis points are spear points of longitudinal grooves chipped onto their faces and have been found all over North America.
C、Named for the New Mexico site where they have been first discovered in 1932, Clovis points, spear points of longitudinal grooves chipped onto the faces, have been found all over North America.
D、Spear points with longitudinal grooves that are chipped onto the faces, Clovis points, even though named for the New Mexico site where first discovered in 1932, but were found all over North America.
E、While Clovis points are spear points whose faces have longitudinal grooves chipped into them, they have been found all over North America, and named for the New Mexico site where they have been first discovered in 1932.

答案:

A
0评分
2258浏览

[OG19]

登录查看答疑
From May 1 to May 30 in the same year, the balance in a checking account increased. What was the balance in the checking account on May 30 ?
  1. If, during this period of time, the increase in the balance in the checking account had been 12 percent, then the balance in the account on May 30 would have been $504.
  2. During this period of time, the increase in the balance in the checking account was 8 percent.
借本题问一下年复利和半年复利的关系。比如本金一万，年利率8%，问半年复息一次，复利计算后终值是多少？ 是10000*（1+4%）^2？
0评分
890浏览

[OG20]

登录查看答疑
A rectangular solid has length, width, and height of L cm, W cm, and H cm, respectively. If these dimensions are increased by x%, y%, and z%, respectively, what is the percentage increase in the total surface area of the solid?
  1. L, W, and H are in the ratios of 5:3:4.
  2. x = 5, y = 10, z = 20
没看懂这道题。另外我纠结一个问题，类似这种题中xyz的值是确定的吗,就是比如说算出来的结果里面含有xyz，那算充分还是因为xyz未给出具体值所以算不充分？
1评分
1604浏览

[OG19]

登录查看答疑
List T consists of 30 positive decimals, none of which is an integer, and the sum of the 30 decimals is S. The estimated sum of the 30 decimals, E, is defined as follows. Each decimal in T whose tenths digit is even is rounded up to the nearest integer, and each decimal in T whose tenths digit is odd is rounded down to the nearest integer; E is the sum of the resulting integers. If of the decimals in T have a tenths digit that is even, which of the following is a possible value of E − S?
没看懂题，OG后面解析也没有看懂！
0评分
294752浏览

[Undefined]

登录查看答疑
Analytical!
求问此题：DS：一个矩形地毯问面积是否大于160？ 条件1：对角线>21 条件2：至少有一条边大于8 谢谢！
1评分
294641浏览

[Undefined]

登录查看答疑
Analytical!
求问此题的详细解法。谢谢老师~！
0评分
19840浏览

[GWD]

登录查看答疑
Charles Lindbergh, for his attempt at a solo transatlantic flight, was very reluctant to have any extra weight on his plane, he therefore refused to carry even a pound of mail, despite being offered $1,000 to do so.
请教王文静老师 这题我选对了正确选项 想问关于一句话中有两个谓语动词用连词连接的情况 是否只有for and nor but or yet so能够连接两个完整的句子 除了这几个词别的都不能连接两个句子？
1评分
1052浏览

[OG19]

登录查看答疑
Last year, in a certain housing development, the average (arithmetic mean) price of 20 new houses was $160,000. Did more than 9 of the 20 houses have prices that were less than the average price last year?
  1. Last year the greatest price of one of the 20 houses was $219,000.
  2. Last year the median of the prices of the 20 houses was $150,000.
这个题第一个条件从哪里开始思考比较好？看了OG的解析感觉有点啰嗦。隐约觉得不充分但是没有具体的思路。第二个条件，OG解析没看懂。
0评分
1163浏览

[OG19]

登录查看答疑
If x is a positive integer, what is the value of ?
  1. is an integer.
  2. is an integer.
OG解析为什么说X是一个perfect square? 正方形的意思？和解题有什么关系？X等于1或者5是试出来的吗
0评分
2337浏览

[Undefined]

登录查看答疑
Which of the following can be inferred from the passage concerning the environmentalists mentioned in line 8?
麻烦老师纠正一下我梳理文章的思路，关于M的论点可能为XX（没看懂）广泛传播，但没有影响到保护的过程。一些人责备（后面没看懂）、之后又说了三个人的不同观点 整体感觉挺混乱的，谢谢老师~
1评分
2879浏览

[GWD]

登录查看答疑
The passage suggests that in the study mentioned in the highlighted text the method for gathering information about security of land tenure reflects which of the following pairs of assumptions about Tawahka society?
老师您好，正在练习找文章主旨，辛苦看一下是否正确：保护雨林的一个提议是应用高科技，有两种；一个实验表明怎样更可能使用这些科技，接着提出这个实验存在的问题；另一个实验表明应用这个科技的可能性还和教育、语言、 Nonland wealth 、land-tenure security等有关 另外请问两个实验是有一个压倒一个的关系么？如何判断，遇到这种情况经常很难判断是否一个是要反驳或者推倒另一个，谢谢老师~
点我领取
免费专项课程
 在线咨询