save water节约用水六年级英语第七单元带整理(4)

19. use too much plastic 用太多的塑料 39.draw a rubbish bin 画一个垃圾箱

20. use plastic to make bags and bottles 40.be ready 准备

用塑料制造书包和瓶子 41.put it at the school gate 把它放在学校门口

21.be bad for the Earth 对地球不利 42. a nice poster 一张漂亮的海报

22. paper bags 纸袋

三、要掌握的句子

1.We drink water and use water to clean things every day.每天我们要喝水和用水来清洁东西。

2. In many places, there is not much water. 在很多地方没有水。

3.We should not waste water. 我们不应该浪费水。

4. We should reuse and save it.

5. Most of our energy comes from coal and oil.

6. There is not much coal or oil on Earth. 我们应该重新使用并节省它 我们绝大多数能源来自煤炭和石油。 在地球上没有很多的煤炭和石油。

7. We should not drive so much because cars use a lot of energy.

我们不应该开很多的车，因为汽车要用很多的能源。

8. We use wood to make tables, chairs and many other things.

我们用木头做桌子、椅子和很多其它的东西。

9.We should not cut down too many trees because trees help keep the air clean.