1. Water (consist) of hydrogen and oxygen.
2. Don't give the chocolate to Helen. She (hate) it.
3. The sun (give) us heat and light.
4. We (be) students, so we (often/go) to school on weekdays.
5. Every day, Peter (often/go) at 7o'clock, (have) brekfast, and then (go) to work at 7.30
6. California (be not) in the United Kingdom. It (be) in the US
7. Cats (like) milk, but birds (not)
8. Every day, Sarah (take) her children to school and then home to prepare lunch.
9.The sun (be) the ball of fire in the sky that the Earth (go) round.
10. Sally (take) really hard for her exams this weeek.
11. Many people (hate) living in Seattle because it (often/rain) continually.
12. The sun (rise) in the East and (set) in the West.
13. (Peter work) on the computer now?
14. Listen! Mr. Jones (play) the piano. You (not make) noise
15. Right now, Long (sit) with his friends. They (discuss) the differences between British English and American English