Speaking. Work in groups. Ask and answer the questions about extreme weather in Viet Nam. (Nói. Làm việc nhóm. Hỏi và trả lời các câu hỏi về thời tiết khắc nghiệt ở Việt Nam)

Listen again. Use the following numbers to complete the paragraph. (Nghe lại. Điền các số sau để hoàn thành đoạn văn)

El Niño events have been getting more severe over the last (1) _____ vears. In (2) _____ there were (3) _____ typhoons in the Central Pacific. It's possible that more than (4) _____ million people suffered from hunger and malnutrition in (5) _____ as a consequence.

Listen to an interview about El Nino. Choose the correct words to complete the statements. (Nghe cuộc phỏng vấn về El Nino. Chọn các từ đúng để hoàn thành các câu)

1. El Niño events are getting more / less severe.

2. It's likely / unlikely that global warming will have an impact on future El Niño events.

3. Scientists think that El Niño events won't / may get more frequent.

4. Scientists can /can't predict when an El Nino event is going to happen.

True or False? Write T or F. Correct the false sentences. (Đúng hay sai? Viết T hoặc F. Chữa lại các câu sai)

1. ENSO occurs in the Mediterranean.

2. ENSO happens when the ocean temperature becomes unusually cold.

3. ENSO lasts between 2 and 7 years.

4. Volcanic activity is a possible cause of El Niño.

5. El Niño only affects the weather in the Pacific.

6. ENSO is problematic for Pacific fish populations.

Read the webpage about El Nino. What is it and what effects can it have? (Đọc bài trên trang web về hiện tượng El Nino. Đó là gì và nó gây ra hậu quả gì?)