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1,674 câu hỏi

The temperature in the Arctic has slowly been rising and this is (22) the sea ice to melt, endangering the polar bears' home. A. making        B. turning        C. causing       D. resulting
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(21) about 30 per cent. A. in    B. by    C. within     D. for
14 1 tháng trước

There are a variety of well-organized career talks and student counseling workshops to guide and help teenagers (20) what course to take. A. apply     B. study      C. decide    D. employ
8 1 tháng trước

The job market is constantly changing due to innovative technology and new (19). A. competition       B. competitively C. competitive     D. compete
7 1 tháng trước

Today‟s world is entirely different from the things (18) have just been described. A. when    B. that     C. what     D. where
10 1 tháng trước

Most higher learning usually led to a financially successful life. (17) the cost of education was not so high. A. In addition   B. Otherwise       C. For example   D. Therefore
10 1 tháng trước

In this world of diversity, (16) such a choice is not easy for both children and parents. A. making  B. taking   C. giving    D. having
9 1 tháng trước

it‟s time to brush up on your left-handed knowledge and help (15) an end to leftie discrimination once and for all. A. put   B. bring  C. make    D. Take
8 1 tháng trước

But no matter (14) it is that drives someone to use their antipodal paw, science has also uncovered a particular set of personality traits that left-handed people tend to have. A. which    B
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Scientists aren‟t exactly sure, but research points to a complex (13) between genes and environment. A. collaborate     B. collaboration  C. collaborating  D. collaborated
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What (12) someone to become a lefthand? A. causes    B. makes     C. gets   D. does
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Sure, lefties (11) up about 10 percent of the population - but, frankly, it seems like society has forgotten about them. A. consist      B. account     C. hold    D. make
9 1 tháng trước

You can also (10) interest by asking questions about the job, the organization, and its services and products. A. Show      B. Appear    C. conceal    D. cover
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You should also be (9). A. Enthusiasm    B. Enthusiastic    C. enthusiast       D. enthusiastically
8 1 tháng trước

An interview gives the employer a (8) to get to know you. A. Change   B. Way    C. chance   D. practice
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Think about how you can answer difficult questions (7) and positively, while keeping each answer brief. A. Accurately    B. Hardly  C. rightly     D. sharply
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Think about how you want to present your (6), experiences, education, work style, skills, and goals. A. Pressures     B. Practices         C. promotions     D. strengths
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(5), our support networks, in times of calamity in particular, can raise our moods and feelings of self-worth and offer helpful strategies for dealing with difficult personal challenges A. O
8 1 tháng trước

According to scientists, the ability to have relationships with people to (4) one is important has a positive effect on physical and mental health. A. Who   B. Whom   C. what  D. That
10 1 tháng trước

Researchers were surprised to learn that friendships increased life (3) to a far greater extent than frequent contact with children and other relatives. A. Expectation    B. Insurance    C.

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The study concentrated (2) the social environment, general health, and lifestyle of 1,477 persons older than 70 years A. In    B. With   C. on   D. At
6 1 tháng trước

A recent study by Australian investigators concluded that our friends even help to (1) our lives. A. Prolong      B. Lengthen     C. stretch    D. expand
9 1 tháng trước

The word “they” in paragraph 3 refer to A. families      B. the Pilgrims   C. thanks    D. the Native Americans
14 1 tháng trước

Which of the following is NOT true about Thanksgiving? A. It is celebrated on the fourth Thursday on November. B. It is a day on which Americans celebrate and give thanks. C. Americans usu
15 1 tháng trước

According to the passage, today’s Thanksgiving A. is only celebrated in Massachustets B. is a day on which the Pilgrims eat deer C. is different from the Pilgrims’s Thanksgiving in many wa
12 1 tháng trước

The Pilgrims immigrated to the New World because _____. A. They wanted to search for religious freedom. B. They wanted to be taught how to plant corn. C. They wanted to have more land to c
13 1 tháng trước

When did the the Pilgrims make a difficult trip to across the ocean from England? A. in 1863   B. in 1621   C. in 1830    D. in 1620
13 1 tháng trước

According to the passage, the highest amount of pheromone vapor is found A. in the source of food      B. in the receptors of the ants C. under the soil along the trail     D. just above th
15 1 tháng trước

According to the passage, how are ants guided by trail pheromones? A. They sense the vapor through their antennae. B. They avoid the vapor spaces by moving in a straight line. C. They conc
16 1 tháng trước

The author mentions the trail pheromone of the leafcutter ant in paragraph 2 to point out A. a type of ant that is common in many parts of the world B. how little pheromone is needed to mar
13 1 tháng trước

According to the passage, why do ants use different compounds a trail pheromones? A. To reduce their sensitivity to some chemicals B.To indicate how far away the food is C. To attract diff
14 1 tháng trước

The phrase “the one” in paragraph 2 refers to a single A. message     B. food trail  C. dead ant      D. species
14 1 tháng trước

The word “intermittently” in paragraph 1 is closest in meaning to A. roughly     B. incorrectly      C. rapidly    D. periodically
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What does the passage mainly discuss? A. The information contained in pheromones          B. The mass migration of ants C. How ants mark and follow a chemical trail         D. Different spe
15 1 tháng trước

The passage most probable continues with a discussion of theories on A. the basis of passage plant defense.   B. the principles of the hypersensitive response. C. how chemicals inhibit a pa
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Where in the passage dose the author describe an active plant-defense reaction? A. Lines 1-3   B. Lines 13-15    C. Lines 19-23     D. Lines 4-6
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Why does the author mention "glycoproteins" in line 17? A. To illustrate how chemicals function in plant defense B. To emphasize the importance of physical barriers in plant defense C. To

11 1 tháng trước

Which of the following substances does the author mention as NOT necessarily being toxic to the Colorado beetle? A. Alkaloids       B. Glycosides    C. Resins     D. Tannins
12 1 tháng trước

The word "which" in line 13 refers to A. barriers    B. tissues    C. substances    D. insects
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The word "puncture" in line 8 is closest in meaning to A. surround     B. pinch      C. pierce       D. cover
10 1 tháng trước

The phrase "subject to" in line 1 is closest in meaning to A. attractive to   B. strengthened by        C. classified by    D. susceptible to
11 1 tháng trước

What does the passage mainly discuss? A. How the immune system of animals and the defense mechanisms of plants differ B. How plant defense mechanisms function C. Theories on active plant d
12 1 tháng trước

It seems that the main point the author is trying to make about the Internet is that it. A. can be dangerous     B. provides unlimited access to information C. is beneficial   D. should onl
12 1 tháng trước

We can understand from the passage that A. there is not enough supervision on the Internet   B. politicians control the Internet C. parents should not intervene     D. the Internet leads to

10 1 tháng trước

The racist and political extreme views mentioned in paragraph 3 are example of A. what you see on some Internet sites B. what children think they use the Internet C. parental intervention

13 1 tháng trước

What can we understand about the face-to-face meetings mentioned in paragraph 2? A. All people in chat groups have them. B. They may turn out to be harmful to children. C. They help to com
11 1 tháng trước

The expression pass themselves off as in paragraph 2 means A. look like     B. participate     C. pretend to be     D. contribute
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In chat rooms. A. people communicate face-to-face      B. people may give a false impression C. you know who you are talking to     D. parents and children communicate with each other
10 1 tháng trước

According to the first paragraph, which group is most likely to be worried about children’s use of the Internet? A. parents  B. teenagers     C. business people       D. People who work in i
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The author generally believes that children _____. A. can learn a great deal from the Net    B. should never be allowed to use the Net C. should not have unsupervised access to the Net    D
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