1. 孩子们被告诫不要用太多的时间玩电脑游戏。

　　 The children were told ________________________ in playing computer games.

9. ________________10. ________________

5. ________________ 6. ________________ 7. ________________ 8. ________________

1. ________________ 2. ________________ 3. ________________ 4. ________________

10. The first step towards _______________ (protect) the environment is to try to throw away less rubbish.

9. Our Maths teacher ____________ (prepare) the new lesson with other teachers in the office from 2 to 4 yesterday afternoon.

8. The policeman said that he _______________ (see) a Young Pioneer help an old woman cross the road the day before.

7. Many changes _____________ (take) place in our daily life since the invention of the computer.

6. Today, to hold the Olympic Games ______________ (consider) as a rich prize for a country.

5. Playing computer games is delightful, but _______ (spend) too much time on it may do harm.