UNIT 5: GLOBAL WARMING - Lesson 5: Listening

I. New Words.

- soot  (n)   /sʊt/   : ___________

- melt  (v)   /melt/  : ___________

- crop  (n)   /krɒp/ : ___________

- soil   (n)   /sɔɪl/   : ___________

II. While - listening.

Task 1: Listen and choose the correct answer:

1. Most of the soot in your environment comes from____________.

A. burning forests

B. burning crop waste and fossil fuel

C. killing living things in the soil

2. Burning crop is not good for soil as it _________________.

A. destroys wild animals

B. kills the helpful living things

C. decreases human health

3. Black carbon only stays in the atmosphere for a few ____________.

A. hours             B. days or weeks               C. months

4. Black carbon has greater effect on ___________ than carbon dioxide.

A. human being    B. burning of crop waste  C. temperature

5. When black carbon falls on snow or ice, it ___________.

A. clears land

B. increases the sunlight

C. warms the surface

Task 2: Listen again and fill in the blanks with suitable words.

III. Post - listening (Speaking practice)

IV. Homework (Writing practice)