13. He likes English. He spends lots of time___________(read) it every day.

12. The books on the shelf are ours. Those on the floor are__________(they).

11. Chocolate is usually the _________ (child) favorite food.

10.We must do something to ______(防止)the weather from getting hotter and hotter.

9. The young man lives an _______(无规律的) life. Sometimes he gets up after lunchtime.

8. People should protect their _____(环境) because the earth is their only home.

7. We should go into the shopping mall from the _________ (入口).

6. Many people don't understand the _________ (重要性) of wetlands.

5. You mustn’t leave l___________ in the park.

4. His father often p_________ good schoolings for him.