题目内容
4. Trees and glasses can reduce (灰尘) and keep the air clean.
4. dust
2. I shall give you the book tomorrow.
You the book tomorrow.
The book you tomorrow.
7. You should (记住) to bring your homework here.
3.我国已经制定了许多法律来保护环境。
Our country has made many laws the environment.
知识点二 be harmful to=do harm to 对 有害
2. (改为同义句) This kind of TV programme does harm to young people.
This kind of TV programme young people.
() 3. The Earth is our home. It well.
A. must be protected B. should protect
C. need protect D. should protected
知识点二 simple与easy
二词均含“简单的，轻易的”之意。
simple指“(事物结构) 简单”，不复杂或不难?董，因此 能很快被头脑接受；easy指“轻松”，常指事情容易做，不费劲。
2.(词汇填空) In each room,they made five (简单的) beds.
() 6. They were all tired,but of them stopped working.
A. any B. none C. neither D. no
() 6. (2015 •沈阳) Bob has got good exam results. His parents are proud of his .
A. success B. chance C. idea D. dream
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