Do or does. Ask and answer the questions.
1._____you work hard?_____
2._____your friends play basketball? _____
3._____water boil at 100 degrees Celsius?_____
4._____you watch TV every day? _____
5._____the Earth go round the Sun?_____
6._____the Sun rise in the West? _____
7._____your classmates live in the dormitory? _____
8._____all your relatives live in your native town? _____
9._____shops in Russia work at the weekend? _____
10._____the library of our Institute offer books on all subjects? _____