SPEAKING Work in pairs. Read the statements below. Which do you think are true? (Làm việc theo cặp. Đọc các câu dưới đây. Bạn nghĩ câu nào là đúng?)

1. If you wake a sleepwalker, they will have a heart attack.

2. You should drink at least eight glasses of water a day.

3. Being slightly fat is good for you.

4. Sleeping longer at weekends makes up for lost sleep.