TASK 1, TASK 2 vì không có link nên mình không nghe được

TASK 3

1. mammals (động vật có vú)

2. feed (cung cấp đồ ăn)

3. calf (thú con)

4. migrating (di cư)

5. Conservation (nhóm bảo tồn)

6. disappear (biến mất)

task1, task 2 là nghe nên mình không có thể giải thích kĩ cho bạn.

Task 1:

1. F

2. T

3. T

4. F

5. T

Task 2:

1. A

2. B

3. C

4. D

5. A

6. B

Giải thích:

1. The blue whale grows to 30 meters in length and over 200 tons in weight.

2. Because there is a lot of krill- their favorite food in cold waters.

3. Cold waters in the North and South Atlantic Ocean and the North and South Pacific are their favorite feeding grounds.

4. Heavy hunting is the main reason for the decrease in whale population.

5. They have asked the International Whaling Commission to stop most whaling.

6. If we didn't take any measures to protect whales, they would disappear forever.

Task 3

1. mammals: động vật có vú

2. feed

3. calf: thú con

4. migrating

5. conservation: nhóm bảo tồn

6. disappear: biến mất