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The ash from the (4) _____ trees provides some nourishment for the (5) ______ and the land is weed-free from the burning.
15 3 tháng trước

The ash from the (4) _____ trees provides some nourishment for the (5) ______ and the land is weed-free from the burning.
16 3 tháng trước

Slash-and-burn agriculture entails cutting down a patch of trees, (3) __________ them and growing crops on the land.
17 3 tháng trước

A forestry expert quoted by the Natural Resources Defense Council describes clear cutting as “an ecological trauma that has no precedent in nature (2) _____ for a major volcanic eruption.”
14 3 tháng trước

Clear cutting is when large swaths of land are cut (1) ______ all at once.
13 3 tháng trước

What is the result of using chemicals in farming? A. Plants may not be able to grow properly. B. Industrial waste produces chemicals. C. Industrial waste is released into the flowing water
15 3 tháng trước

What is NOT mentioned as a cause of soil erosion? A. Industrial waste B. Heavy rain C. Mining D. Deforestation
16 3 tháng trước

What nutrition do plants need from the soil? A. Nitrogen compounds B. Oxygen compounds C. Carbon dioxide D. Sulphur dioxide
15 3 tháng trước

What is NOT mentioned as a cause of water pollution? A. The use of chemicals in farming B. Oil spills in the oceans C. Daily activities like cleaning D. The practice of organic farming
14 3 tháng trước

What is affected by water pollution? A. All surviving species B. Only animals living in water C. The rivers in industrial countries D. Water bodies other than rivers
19 3 tháng trước

What is possibly the main factor that damages the ozone layer according to the passage? A. Ultra violet rays B. Smoke from factories C. Chlorofluorocarbons D. Sulphur dioxide
18 3 tháng trước

What is NOT mentioned as a consequence of the increase in air pollution? A. Ozone layer depletion B. Worldwide droughts C. Global warming D. Industrialization
17 3 tháng trước

What is NOT mentioned as a cause of air pollution? A. Excessive fuel burning B. Large scale deforestation C. Industrial production D. Driving gasoline cars
16 3 tháng trước

What is the passage mainly about? A. Causes of pollution B. Effects of pollution C. Solutions for pollution D. Humans and pollution
18 3 tháng trước

What does the word “it” in the last paragraph refer to? A. pollution B. nature C. environment D. human life
15 3 tháng trước

Which of the following is closet in meaning to the word precious in the last paragraph? A. various B. valuable C. beautiful D. scare
12 3 tháng trước

What does the infertile soil result in? A. The increase of waste chemicals. B. The amount of industrial waste C. The development of trees D. The use of insecticides and pesticides
16 3 tháng trước

What is true about ozone layer? A. It consists of chlorofluorocarbons. B. It protects the earth from ultra violet rays. C. It is above the atmosphere. D. It contributes to the decrease of C
17 3 tháng trước

What is NOT mentioned as a cause of increase in CO2? A. Transportation B. Deforestation C. Industrialization D. Urbanization
14 3 tháng trước

What is NOT mentioned as a disease caused by air pollution? A. Asthma B. Breast cancer C. Throat inflammation D. Cardiovascular disease
16 3 tháng trước

What prevents plants from receiving sunlight? A. CO2 B. Nitrogen dioxide C. Smog D. Photosynthesis
12 3 tháng trước

In the last paragraph, the author mentions a 21-gun salute as an example of _____. A. a particularly irritating form of noise pollution. B. a type of noise pollution that can cause physical
13 3 tháng trước

Which of the following is NOT one of the components of the negative effects that noise pollution has on people? A. the volume of the sound B. the time when the sound is heard C. the source

15 3 tháng trước

The word “disregard” in paragraph 4 is closest in meaning to _____. A. disable B. discount C. ignore D. notice
61 3 tháng trước

Secondhand noise and secondhand smoke are similar in that _____. A. we are both their cause and victim B. they are generated by others C. they are equally damaging physically D. they belong
15 3 tháng trước

The word “which” in paragraph 4 refers to _____. A. air B. noise C. an individual D. a group
18 3 tháng trước

The author of the passage implies that secondhand noise pollution ______. A. is not as damaging physically as noise that one generates oneself. B. damages a person’s health as much as secon
14 3 tháng trước

The author explains the concept of interfering with others’ use and enjoyment of a common by ______. A. comparing it to another common negative experience. B. pointing out ways in which peo
16 3 tháng trước

Which of the following is NOT mentioned as a problem caused by noise? A. sleeplessness B. loss of appetite C. distraction D. lost productivity
16 3 tháng trước

What is the text about? A. Ocean pollution B. Air pollutants C. Tropical environment D. How to reduce pollution
17 3 tháng trước

What is the word "exaggerated" in the last sentence closest in meaning to? A. overdone B. understated C. overestimated D. over-invested
15 3 tháng trước

What does the word "the compound” in the last paragraph refer to? A. carbon dioxide B. methane C. chlorofluorocarbons D. sulfur dioxide
16 3 tháng trước

What has been the main source of atmospheric sulfur dioxide recently? A. Human activities B. Volcanic eruptions C. Forest fires D. Earthquakes
17 3 tháng trước

What is NOT mentioned as a feature of sulfur dioxide? A. Creating smog B. Causing acid rain C. Reflecting light D. Warming the Earth up
16 3 tháng trước

What were banned because of their damaging the ozone layer? A. Chlorofluorocarbons B. Methane and gas C. Refrigerants D. Aerosol propellants
18 3 tháng trước

What is the main origin of carbon dioxide in the air? A. Living things’ breathing B. Manufacturing cars C. Building power plants D. Burning coals and petrol
17 3 tháng trước

According to the passage, some kind of air pollution ____. A. are not introduced into the atmosphere B. do not damage the environment C. cannot be seen with our naked eyes D. do not affect

21 3 tháng trước

The highlighted word "immediate" in the passage is closest in meaning to _________ A. slow B. existing C. curable D. instant
15 3 tháng trước

The article states that ___________ A. most asthma attacks are triggered by second-hand smoke. B. 20% of asthma sufferers are exposed to second-hand smoke. C. lung function of asthma suffe
12 3 tháng trước

In New Zealand, it was discovered that ______________. A. people exposed to second-hand smoke are 82% more likely to get a stroke B. 82% of people exposed to second-hand smoke suffer from a
14 3 tháng trước

It is not a (5) ____, then, to find out that cultural groups misjudge each other based on different beliefs about directness and honesty in communication.
17 3 tháng trước

People exposed to second-hand smoke for 30 minutes ____________. A. are 25-50% more likely to get heart disease than people who are unexposed B. experience the same reduced blood supply to

15 3 tháng trước

Similarly, in Japan, it would be (4) ____ rude to say directly “I disagree with you” or “You’re wrong”.
13 3 tháng trước

Lung cancer______ . A. affects 20-30% of non-smokers B. is the most common disease in non-smokers that is caused by second-hand smoke C. is 20-30% more likely to occur if people are expose
14 3 tháng trước

The highlighted word "it" in the passage refers to A. the room B. a cigarette C. toxic D. sidestream smoke
13 3 tháng trước

Sidestream smoke A. has a higher proportion of dangerous chemicals than inhaled smoke B. contains 4,000 chemicals, 60 of which are known to cause cancer C. contains 85% of the chemicals fo
18 3 tháng trước

There has been greater focus on the dangers of second-hand smoke since . A. the government accepted it as a great welfare issue B. overwhelming proof of its dangers emerged C. people reali
12 3 tháng trước

These sayings all indicate the importance of dealing directly with issues rather than (3) ____ them.
18 3 tháng trước

There are several expressions in English (2) ____ emphasize the importance of being direct: “Get to the point! Don’t beat around the bush! Let’s get down to business!”
12 3 tháng trước

In the mainstream American culture, the ideal (1) ____ of communication includes being direct rather than indirect (“ideal” here means that the culture values this style, although not everyon
15 3 tháng trước

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