16．Human activities are bad for environment．The good news is that in our own simple ways we can do something to improve our environment．
The following are some of the steps we can do to protect our mother-earth．
Reduce，reuse，and recycle．According to a study，about 900，000，000trees yearly are cut down to make paper．Imagine the trees we can save by just recycling and reducing the use of papers．For example，instead of using plastic bags，why not buy a reusable bag which you can use each time you go to the market．We should reduce our wastes as much as possible．
Save energy at home．You can save more energy at home by using compact fluorescent lights（紧凑型荧光灯）．And always turn off all the lights that are not in use．
Plant more trees．If you haven't planted a tree，now is the time to do it．Planting trees can help in cleaning the polluted air．
In order to fight against the pollution．We should stop factories pouring waste water into the rivers，lakes and seas．
Support green technology and other eco-friendly products．With today's technology，there're lots of products a services we could choose from．Why not use the environmental ones to help in saving our environment？
Actually there are a lot of ways we can do for our planet earth．We just have to protect our environment actively．
任务一：根据短文内容，用简洁的句子或短语完成下列表格．
| Suggestions | How to protect the earth |
| Suggestion 1 | ◆Reduce，reuse and recycle． |
| Suggestion 2 | ◆（56）Save energy at home． |
| Suggestion 3 | ◆（57）Plant more trees |
| Suggestion 4 | ◆（58）Stop pouring waste water into the rivers，lakes and seas． |
| Suggestion 5 | ◆（59）Support green technology and other eco-friendly products |
任务二：除了文中提到的建议外，你一定有许多自己的建议？请写一条与大家分享吧．
◆（60）Save water．
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