【名校课堂】2015年九年级英语全册Unit 13 We’re trying to save the earth单元写作练习（含答案）人教新目标版.doc

Unit 13 We’re trying to save the earth
单元写作小专题& Section B(3a ~ 3b)
【单元写作目标】
能描述地球的环境问题、原因及解决问题的建议。
1. 能用“used to, at present, however”等词来描述当今的环境变化;
2. 能用“I think we should …/I suggest that …/ We’d better ... / We could …/ It’s a good idea to...”等句型来提出解决环境问题的建议。
—、语言积累
(—)Environmental problems and reasons:根据首字母或中文意思,完成下列句子。
1. The river used to be clean, but now the (底部)of the river is (充满着)of r
(垃圾).
2. People are (乱扔)in the river and factories are (倒入)waste water into the river. That’s why the river es dirtier and dirtier. As a result, there is no more fish for (渔民)to catch.
3. A lot of (工业的)waste es from the factories.
4. People use a large number of (塑料)bags every day. People are (乱扔)those bags everywhere. This turns the beautiful cities into u
ones. What’s worse, they also pollute the earth.
5. The factories that burn (煤)pollute the air with a lot of black smoke. The air (污染)is getting worse and worse.
6. At present, planes are widely used in our daily life, which, however, makes a lot of (噪音).
7. Many animals are endangered because of the
(残酷的〉over hunting.
8. We aren’t able to sec stars in the sky just like before. The problem is that people use too much
(灯光). And it’s also (有害的)to the environment.
9. Many things we used may be thrown away and we hardly ever (再利用)them.
10. We use nice paper to wrap (包装)the present. Do you think the nice paper