2月到3月份 官网每日一题

2011年3月09 SAT官方每日一题

2011年3月9日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

When he was five years old, the boy scribbled on the bedroom wall with a permanent marker, leaving an ------- mark that would still be there even after he grew up and moved away.

A. interchangeable

B. indelible

C. ostensible

D. eradicable

E. untenable

正确答案:B

解析:

Choice (B) is correct. It makes sense to describe a mark made by a permanent marker

as “indelible,” or unable to be erased or removed

2011年3月08 SAT官方每日一题

2011年3月8日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

The graph of is shown above. If , and if is on the graph of , which of the following must be true?

A.

B.

C.

D.

E.

正确答案:D

解析:

The second coordinate of a point on the graph corresponds to . From the graph,

you can see that for , the smallest value of is and the greatest

value is , so .

2011年3月07 SAT官方每日一题

2011年3月7日

考试类型:Writing > Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.

a Before the end of the semester,

b each of you

c needs to meet with your adviser

d or I to discuss your plans for next year.

e No error

A. A

B. B

C. C

D. D

E. E

正确答案:D

解析:

The personal pronoun “I” in the prepositional phrase “with your adviser or I”

is an object of the preposition “with” and should be in the objective case. The

corrected phrase should be: “with your adviser or me.”

2011年3月04 SAT官方每日一题

2011年3月4日

考试类型:Writing > Improving Sentences

Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

Woody Guthrie wrote and adapted more than a thousand songs, many of them are about the struggles of workers and the poor in the United States.

A. many of them are

B. many of which are

C. many are

D. which are, many of them,

E. and many of them that are

正确答案:B

解析:

Choice (B) is correct. It avoids the comma-splice error of the original by using

the pronoun “which” in place of the pronoun “them,” thereby turning what was

originally an independent clause (“many of them are … United States”) into a

relative c lause that modifies “songs.”

2011年3月03 SAT官方每日一题

2011年3月3日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

The archaeologist enjoyed the ------- life she led while gathering artifacts; she never stayed at any one site long enough to get bored.

A. stealthy

B. nomadic

C. clamorous

D. indiscreet

E. rustic

正确答案:B

解析:

The archaeologist “never stayed at any one site long enough to get bored.” Her

life can be described as “nomadic” or characterized by moving from place to place.

2011年3月02 SAT官方每日一题

2011年3月2日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

In a community of people, each person owns a dog or a cat or both. If there are dog owners and cat owners, how many of the dog owners own no cat?

A.

B.

C.

D.

E.

正确答案:C

解析:

To solve this problem, you must realize that some of the dog owners also own

cats and some of the cat owners also own dogs. This has to be true because

is more than ! The question asks how many of the dog owners do not own cats. To solve the problem, first find the number of people who own both

a dog and a cat. To do this, let equal the number who own both a dog and a cat.

Then . (Note: Adding and counts

twice, so must be subtracted from the sum to get .) Next, the equation

can be solved for , yielding . Finally, the

number of dog owners who own no cat is .

2011年3月01 SAT官方每日一题

2011年3月01日

考试类型:Writing > Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.

Between 1508 a to 1512, Michelangelo, b working on a scaffold 60 feet above the floor, painted the vaulted ceiling of the Sistine Chapel in Rome c with hundreds of giant figures d that represented his vision of the world’s creation. e No error

A. A

B. B

C. C

D. D

E. E

正确答案:A

解析:

The error in this sentence occurs at (A), where there is an inappropriate idiom.

The idiom is “Between x and y,” not “Between x to y.”

2011年02月28 SAT官方每日一题

2011年2月28日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

Laboratories have been warned that provisions for animal protection that in the past were merely ------- will now be mandatory;------- of this policy will lose their federal research grants.

A. comprehensive . . adversaries

B. nominal . . advocates

C. disregarded . . proponents

D. recommended . . violators

E. compulsory . . resisters

正确答案:D

解析:

The word “merely” indicates that the past provisions were not as strict as the

“mandatory” provisions and “recommended” is the only first term that conveys

a lesser degree of strictness. Only “violators” could logically be penalized by

losing their federal research grants.

2011年02月25 SAT官方每日一题

2011年2月25日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the

meaning of the sentence as a whole.

Although the conference speakers disliked one another and might have been expected to ------- , it turned out that on several substantive issues they were in complete ------- and were able to avoid petty squabbling.

A. argue . . disagreement

B. bristle . . apathy

C. debate . . dissonance

D. concur . . denial

E. bicker . . accord

正确答案:E

解析:

Choice (E) is correct. Bickering is the kind of petulant or peevish arguing to which

personal dislike might have lead the speakers, but their “accord,” or agreement,

on substantive issues kept them from squabbling.

2011年02月24 SAT官方每日一题

2011年2月24日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

A line segment containing the points and will also contain the point A.

B.

C.

D.

E.

正确答案:C

解析:

The slope of the line containing the points and is , or .

If is another point on this line segment, then and must satisfy

, or . Of the five choices, is the only point for which

.

2011年02月23 SAT官方每日一题

2011年2月23日

考试类型:Writing > Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to

make the sentence correct. If the sentence contains no error, select choice E.

a Most of the world’s

b sharks, living in temperate and tropical regions,

c though the Greenlan

d shark lives in th

e cold Arctic waters, and the huge basking shark is at home in the seas d around Antarctica. e No error

A. A

B. B

C. C

D. D

E. E

正确答案:B

解析:

The error in this sentence occurs at (B), where an inappropriate verb form creates

a sentence fragment. To fix this problem, the phrase “sharks, living” should be

changed to “sharks live.”

2011年02月22 SAT官方每日一题

2011年2月22日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

Demographers and anthropologists have corrected the notion that European explorers in North America entered a ------- territory by showing that the land in some areas was already as densely ------- as parts of Europe.

A. fertile . . settled

B. colossal . . wooded

C. desolate . . populated

D. valuable . . exploited

E. hostile . . concentrated

正确答案:C

解析:

Only “desolate...populated” presents the contrast required by the sentence. The

words “corrected the notion” signal that the first word in the correct answer must

contrast with the second word because that second word corrects the mistaken notion.

2011年02月21 SAT官方每日一题

2011年2月21日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer. If the graph of the function is a line with slope , which of the following could be the equation of ?

A.

B.

C.

D.

E.

正确答案:B

解析:

The graphs of all the given functions are lines, and the equations are all in the

form . When a linear equation is in the form , the

slope of the graph of the equation is , the coefficient of . The graph of the

function is a line with slope , so the only choice that could be the equation

of is .

2011年02月20 SAT官方每日一题

2011年2月20日

考试类型:Writing > Improving Sentences

Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

The first 10,000 United States patents, known to be the X-patents, were burned in a fire in 1836.

A. to be

B. to have been

C. as

D. as they were

E. as being

正确答案:C

解析:

Choice (C) is correct. It avoids the error of the original by using the idiomatic

“known as” instead of the awkward and unidiomatic “known to be.”

2011年02月18 SAT官方每日一题

2011年2月18日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

For how many positive two-digit integers is the ones digit greater than twice the tens digit?

A.

B.

C.

D.

E.

正确答案:A

解析:

The correct answer is (A). If the tens digit is , there are positive two-digit

integers with the ones digit greater than twice the tens digit:

and . If the tens digit is , there are positive two-digit integers with the ones digit greater than twice the tens digit:

and . If the tens digit is , there are positive two-digit integers with the ones digit greater than twice the tens digit:

and . If the tens digit is , there is positive two-digit

integer with the ones digit greater than twice the tens digit: . If the tens

digit is equal to or greater than , then the ones digits, which cannot be greater

than , is not greater than twice the tens digit. Therefore, there is a total of

positive two-digit integers for which the ones digit is greater than twice the tens digit.

2011年02月17 SAT官方每日一题

2011年2月17日

考试类型:Writing > Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.

In order to a prepare for the speech he b was given to all of the parents and teachers at the school, George practiced speaking c in front of a group of d his friends.

e No error

A. A

B. B

C. C

D. D

E. E

正确答案:B

解析:

The error in this sentence occurs at (B), where there is an inappropriate verb form.

It does not make sense to say that George would prepare for a speech that “he was

given” (that was given to him). Instead, “he was to give” is needed.

2011年02月16 SAT官方每日一题

2011年2月16日

考试类型:Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

Because he felt intimidated in his new position, he was ------- divulging his frank opinions of company proposals.

A. scurrilous about

B. candid in

C. chary of

D. fervid about

E. precipitate in

正确答案:C

解析:

Someone who is “intimidated” by his position would be “chary of,” or ca utious

about, expressing his honest opinion of company proposals.

2011年02月15 SAT官方每日一题

2011年2月15日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

There are students in a biology class, and only of them are seniors. If juniors are added to the class, how many students in the class will not be seniors?

A.

B.

C.

D.

E.

正确答案:D

解析:

At first, there are students in the class, and of them are seniors. It follows

that initially students are not seniors. If juniors are added to the

class, there will be , or , students in the class who are not

seniors.

2011年02月14 SAT官方每日一题

2011年2月14日

考试类型:Writing > Improving Sentences

Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

Althea Gibson, the first African American tennis player to be recognized as a world champion, beginning to play amateur tennis in the 1940s.

A. beginning to play

B. began playing

C. and she began playing

D. she began to play

E. she had begun playing

解析:

Choice (B) is correct. It avoids the sentence fragment error of the original by

providing a main verb (“began”) for the subject of the sentence, “Althea Gibson.”

2011年02月12 SAT官方每日一题

2011年2月12日

考试类型:Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

The price of pounds of apples is dollars. If the apples weigh an average of

pound for every apples, which of the following is the average price, in cents, of a dozen such apples?

A.

B.

C.

D.

E.

解析:

If apples weigh pound, then a dozen () apples weigh pounds. The price

of a dozen apples is the price of pounds of apples. The price of pounds of

apples is dollars, or cents, so the price of pounds of apples is of

cents, or cents.

2011年02月11 SAT官方每日一题

2011年2月11日

考试类型:Writing > Identifying Sentence Errors

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.

a The introduction of elevators in hotels meant that

b previously undesirable rooms on the top floors,

c away from the bustle an

d nois

e o

f the street, became sought after and more expensive than d the lower floors. e No

A. A

B. B

C. C

D. D

E. E