Question

Listen to the talk again. Choose the correct answers A, B, or 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 (tháng)

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 

Answer 1

1.B

2.C

3.C

4.A