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1.说明危害段
说明危害段一般出现在对策方法类作文的第二段或是利弊分析类作文的第二段，其基本的句型构造是：先用一句话总述问题的危害或弊端，这是段落的主题句；然后用3-4句话列举2-3点具体的危害或弊端，以支持主题句；最后再用一句话对这些危害或弊端作出总结，引出下面对解决方法或观点的阐述（本句也可能放在下一段的开头）。
例
Directions : For this part , you are allowed 30 minutes to write a composition on the topic Reduce Waste on Campus . You should write at least 120 words following the outline given below in Chinese :
1.目前有些校园内浪费现象严重。
2.浪费的危害。
3.倡导从我做起，杜绝浪费。
第二段：说明危害段
(1)As everyone sees , this phenomenon prouces harmful effects in many aspects . (2) Above all , the waste of those precious resources , such as water and electricity , will bring great economic loss to our country . (3) Also , as these resources are not inexhaustible , wasting them will be a treat to human's future surival . (4) Besides , our waste will undoubtedly burden our family and society heavily . (5) Therefore , it is high time for us to take effective measures to climinate waste on campus .
相关资料
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