题目内容
1. Boys and girls,look at the (pollute) water. We must do something about it.
1. polluted
9. pull down
4. 找出，查明
5. not... at all
6. keep on doing sth.
( ) 4. Riding a bike to school is good for ，and it doesn't cost
A. health;nothing B. healthy;anything
C health;anything D. healthy;something
1. (回收利用) paper is really easy for us.
2. 不再
6. Amy Hayes is an (inspire) to all the people who want to protect the environment.
( ) 7. The lights must before you leave the classroom.
A. turn on B. turn off
C. be turning on D. be turned off
( ) 3. ―Mr. Li will check our homework this afternoon. you
it?
—Not yet. I'm doing it right now.
A. Do;finish B. Had;finished
C. Will;finish D. Have;finished
