人教版英语九年级上册Unit13思维导图

1. at the bottom of the river 在河床底部 2. be full of the rubbish 充满了垃圾 3. throw litter into the river 把垃圾扔入河中 4. play a part in cleaning it up 尽一份力把它清理干净 5. land pollution 土地污染 6. fill the air with black smoke 使空气中充满了黑烟 7. cut down air pollution 减少空气污染 8. make a difference 产生影响 17. take action 采取行动 18. turn off 关掉 19. pay for 付费 20. add up 累加 21. use public transportation 使用公共交通 22. recycle books and paper 回收书和废纸 23. use paper napkins 使用纸巾 24. turn off the shower 关掉喷头 25. ride in cars 开车出行

Even the bottom of the river was full of rubbish. 甚至河底都充满垃圾。

Everyone in town should play a part in cleaning it up. 城里的每个人都应当尽一份力把它清理干净。

The air is badly polluted because there are too many cars on the road these days. 空气被严重污染因为如今路上的汽车太多了。

pay的基本用法

动词不定式做目的状语时的用法