SPEAKING Work in pairs. Ask and answer.
1. Do you get enough sleep? If not, why not?
2. How do you feel if you don't get enough sleep? What things are more difficult to do?
3. Do you use gadgets such as mobiles late at night? What for? Do you find that they keep you awake?
4. When are you most alert? Are you a 'lark', an 'owl, or in between the two? Explain your answer.