一 单词
keep 保持，维持 clean 干净的，整洁的 make 使…变得 air 空气
dirty 肮脏的 messy 肮脏的，乱七八糟的smoke 烟雾 rubbish 垃圾 dead 死的 bin垃圾桶 plant种植 more 更多的 museum 博物馆 pick… up 捡起，拾起 throw 扔 skin 果皮 ground 地面 slip 滑到 fall 摔倒 factory 工厂 move 移动 move …away from 从。。。搬走 二. 词组
1. 保持我们城市的整洁keep our city clean 2. 汽车尾气smoke from cars 3. 我们城市的图片these pictures of our city 4. 使空气变脏make the air dirty 5. 使我们的城市变脏make our city dirty 6. 许多垃圾a lot of rubbish 7. 来自工厂的黑烟black smoke from factories 8.脏的河流dirty river 9. 使街道脏乱make the street messy and dirty 10. 死鱼dead fish
11. 水里的垃圾rubbish in the water 12.乘地铁take the metro/by metro 12. 乘公交和地铁上学take the bus and the metro to school 14. 把工厂搬离城市move some factories away from our city
15. 把垃圾放进垃圾箱put rubbish in the bin 16. 步行上学walk to school
17. 种更多的树plant more trees 18. 帮助净化空气help keep the air clean 19.你的主意your ideas 20.干得好 well done 21. 走回家walk home 22.放学后after school 23. 喜欢住在城市like living in the city 24.捡起它pick it up
25.把香蕉皮扔地上throw a banana skin on the ground 26..捡起它们pick them up 27.被香蕉皮滑倒slip on the banana skin 28.去医院go to hospital
29. 扫地sweep the floor/clean the floor 30.擦课桌椅clean the desks and chairs 31. 把垃圾扔在地上throw rubbish on the floor32. 两只小画眉two little blackbirds 33.坐在山上sit on the hill 34.回来come back 35.许多博物馆和电影院many museums and cinemas
36.干净而美丽clean and beautiful 37.喜欢吃香蕉like eating bananas 38.不应该那么做shouldn’t do that 39.使街道变脏make the street messy 40.为了保持公园整洁to keep the park clean 41. 使房间变脏make the room dirty
42. 太晚了too late 三 句子
1.Look at these pictures of our city.Is it clean?
2.What makes our city dirty? 什么让我们的城市变脏？
3.Smoke from cars make the air dirty. 汽车的尾气使空气变脏（污染）
4.Black smoke from factories makes the air dirty.工厂的黑烟使使空气变脏（污染） 5.Rubbish makes the streets messy and dirty. 垃圾使街道乱和肮脏。 6.There’s rubbish in the water and the fish are dead.在水里有垃圾鱼死了。 7.What can we do to keep our city clean? 我们能做什么来保持城市的清洁？ 8.We can move some factories away from our city.我们可以把工厂从我们城市搬走。 9.Is the city clean? Is the river clean?
10.What can we do to keep our school clean?我们能做什么来保持学校的干净？ 11.To keep the park clean,we can put the rubbish in the bin. 为了保持公园的干净，我们可以把垃圾放进垃圾箱 12. Give a speech on this topic。就这个主题做演讲。 四 语法
1. What makes the air dirty? Smoke makes the air dirty. 什么让我们的城市变脏？烟雾空气变脏（污染）
2. What can we do to keep our city clean? 我们能做什么来保持城市的清洁？ We can take the bus and the metro to school.我们可以 乘公交和地铁上学 We can also walk to school.我们也可以走去学校。
We can move some factories away from our city。我们可以把工厂从我们城市搬走。 We can put rubbish in the bin. 我们可以把垃圾放进垃圾箱 We can plant more trees.我们可以植更多的树。
我们知道了 make /keep+名词（宾语）+形容词的用法。
比如： make our city beautiful, make me angry, make the boy happy make her sad, make it long, make the water cold keep the room warm, keep the children quiet
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