Bài tập & Lời giải
Black carbon and global temperature
1. Work in pairs. Match the words with their meanings.
(Làm việc theo cặp. Nối các từ với ý nghĩa của chúng)
1. soot |
a. to make or become liquid by heating |
2. melt |
b. the upper layer or the earth in which trees and plants grow |
3. crop |
c. tiny pieces of black dust that are produced when wood, coal, etc. is burnt |
4. soil |
d. a plant such as rice or fruit, grown by farmers and used as food |
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2. Listen to a talk and choose the main idea.
(Nghe một bài nói và chọn ý chính)
A. Farmers produce the largest amount of soot.
B. Black carbon contributes to burning crop waste and wildfires.
C. Black carbon emissions come from several sources and affect the earth’s temperature.
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3. Listen to the talk again. Choose the correct answers A, B, or C.
(Nghe nói chuyện một lần nữa. Chọn câu trả lời đúng A, B hoặc C)
1. The world’s biggest source of soot is ____________.
A. burning forests
B. burning crop waste
C. killing living things in the soil
2. Black carbon only stays in the atmosphere for a few ____________.
A. hours B. days or weeks C. months
3. Black carbon speeds up _______________.
A. the release of sunlight into the air
B. burning of crop waste
C. ice melting
4. The next part of the talk will probably be about ______________.
A. ways to reduce black carbon emissions
B. heat-trapping gases
C. other heat-trapping pollutants
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4. Work in groups and answer the questions.
(Làm việc theo nhóm và trả lời câu hỏi)
Is black carbon found in your city or neighbourhood? If so, where does if come from?