目前，空气污染严重，经常出现雾霾天气。请根据提示写一篇短文，介绍有关雾霾的成因、害处及应对措施，并就如何过低碳生活以保护环境向人们提出合理的建议：
雾霾成因 | 1.越来越多的人使用小汽车;2.人们使用大量的煤;3.工厂排放许多的有害气体;4.在建造大楼时，有许多的尘土。等 |
雾霾害处 | 1.使人容易咳嗽;2.会导致肺癌。等 |
应对措施 | 1.尽量不外出;2.关好门窗;3.当外出时，应该戴口罩;4.多吃水果和蔬菜。 |
合理建议 | 就如何保护环境，提出自己的看法，不少于2条建议。 |
注意:1.短文内容应包含所有要点，不要简单翻译，可适当发挥； 2.文中不得使用真实姓名，校名等信息；
3.词数90词左右。
参考词汇：hazy weather雾霾天气 haze雾霾 煤 coal 气体gas 尘dust咳嗽cough肺lung 口罩mask 低碳生活 low-c:arbon life
阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。
ride window anywhere see think small help well enjoy often destroy take |
If you want your life to stand for peace and kindness，it’s helpful to do kind，peaceful things.
We live in a small city. It’s a very beautiful place. But people throw litter out of the 66 when they are driving on the roads. I think that will 67 the beauty of the city.
I 68 pick up litter near our school with two of my friends Li Hong and Wang Qin. When we finish our
lessons，we usually walk or 69 bikes out of our school. Whenever we see the rubbish on the ground，we will stop our bikes and pick it up. It may seem strange，but we 70 it. We pick up litter in parks，on sidewalks，and almost 71 .
Once I saw a stranger picking up litter like us. He smiled at me and said, “I 72 you do it,and it seemed like a good idea. ”
Picking up litter is only one of the things we can do to 73 others. You can do other things like holding a door open for people or visiting lonely old people in nursing homes(养老院）.Things like these are 74 but helpful.
These little acts of kindness can help you know how 75 it feels to be kind and helpful. I hope more people will join us.
66. 67. 68. 69. 70.
71. 72. 73. 74. 75.