题目内容
2. Smoking too much is (有害的) to our health. Better give it up.
2. harmful
7. 学生们被教导使用纸的两面来节约资源。
4. 在你的电脑不在使用时你能关掉电源吗？
8. I (help) you introduce the importance of protecting the environment to people if I have time.
() 2. —Remember to . the lights and close the door before you leave,boys?
—OK,we will.
A. turn off B. turn on C. turn up D. turn down
7. Have you heard of this saying,Knowledge is (力量) ”.
4. Air pollution makes people (feel) uncomfortable.
() 20. (2014 新疆) 一Jack,turn off the lights before leaving the classroom,please.
—.
A. OK,I will B. Yes,please
C. It's hard to say D. It doesn’t matter
10. —They told me that Julie came first in the running race.
— . She didn't even join the race.
