ai giúp em với ạ 30p nữa là đi học rồi
 
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4. a. Read the text about air pollution. Choose the best options.
Air pollution is a big problem in big cities. Evidence shows that air pollution may cause serious health
problems for humans and animals. We (1)
more health problems if we do not lower the
air pollution levels. There are some simple actions we can take to reduce air pollution.
First, get familiar with bus or train routes in your city (2)
start to replace your
motorbike travel with a bus trip at least once a week. The frequent use of public transportation can help
reduce emissions that cause air pollution. You can even walk or bike (3)
short
distances.
Second, try to use less packaging. Factories can badly (4)
air quality when producing
plastic, foil and cardboard for packaging. Whatever you are shopping for, remember to choose items
with as little packaging as possible. If you have no choice, go for recyclable packaging.
Another good way to reduce air pollution is to manage your household waste. Reusing, recycling and
composting can help reduce a significant (5)
of garbage. That means that less garbage
will end up in landfills which are major sources of air pollution.
B. getting alam C. will get
B. forw
C. yet
C. with
B. for
C. affect
C. total
1. A. gets
2. A. but
3. A. in
4. A. drop
5. A. amount
b. Read the text again. Choose the best answers.
6. What is the best title for the text?
A. How bad is air pollution in big cities?
B. What causes air pollution in big cities?
C. How can people solve a health problem?
D. What can people help to reduce air pollution?
A
7. Which word has the OPPOSITE meaning to the word reduce in paragraph 1?
3
A. cut
B. lower
C. increase
D. decrease
8. Which word has the CLOSEST meaning to the word routes in paragraph 2?
A. trips
B. ways
C. stops
D. stations
9. According to the text, which is NOT a suggestion for reducing air pollution?
A. using plastic packaging
B. recycling home garbage
C. using public transportation
D. choosing recyclable packaging
10. Which is TRUE about the landfills in paragraph 4?
B. grow
B. number
A. They cause air pollution.
C. They are places for recycling household waste.
D. won't get
D. and
D. at
D. keep
D. level
B. They help manage household waste.
D. They have a large capacity for garbage