随着社会的发展，世界环境的污染日益恶化．为了人类的生存，如何保护我们的世界非常重要．请以 “How to save our world” 为题写一篇短文，说说你对环境保护的看法或者建议。
要点如下：
| How to save our world | |
| Things we shouldn’t do | 浪费水 |
| 丢弃玻璃、纸张和金属 | |
| Things we should do | 尽量步行或骑单车上学 |
| 卖废品以回收 | |
| 减少污染和垃圾 | |
| 保护空气和海洋 | |
写作要求：
1. 词数60-80词；
2. 文中不能出现真实的校名或人名；
3. 所给要点都要用上；
4. 紧扣主题，适当发挥。
请根据所给句子的内容，从下面的方框中选出适当的词，并用其正确的形式填在答题卷相应的横线上。每空一词，每词限用一词。
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86. __________ your book on the table?
87. My mother often compares __________ with my brother.
88. Those small factories are causing a lot of __________ pollution with all their noise and smoke.
89. Thomas Edison is a great American __________.
90. Don’t do __________ to the environment.
91. Open the window instead of __________ on air conditioning, please.
92. ---Our teacher says we are going to see a movie next Friday.
---__________? Great!
93. I’m __________ than all my friends, but the lion still catches me.
94. It is __________ to improve your English without enough practice.
95. Look at the sign---“No __________”. That means you can’t go into that room.
请根据所给句子的意思，从下面的方框中选出可以填入句子中的单词，并将其字母标号填在答题卷相应的位置。
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76. Now the same information can be ______or even ______ to on computers.
77. This machines are _____/_____ than books.
78. ---Where do you sit?
---I sit at the _____/_____.
79. Mrs. Green is a nurse. She is _____/_____.
80. I _____/_____ you but no one answered the telephone.