anize your thoughts before writing: brainstorm、 make 下笔前整合思绪：脑力激荡，写出纲要等。
2.Write clearly. Be concise. Avoid wordiness.写作清晰，务必精简，避免赘言。
3.Use good grammar and write complete sentences. 使用好的文法，写出完整句子。
4.Write simple sentences. Avoid a fancy style.尝试简单句，避免花俏的句法。
5.Avoid slang、cliche and informal words.避免俚语、陈腔滥调和非正式用字。
6.Avoid use of the first person (i.e. I/me/my) unless necessary to specific piece. 除非必要，避免使用第一人称：如“我/我的”。
7.Writing naturally. Read it aloud.Does it sound natural? Does it flow?自然挥洒，大声朗诵。整篇文章听起来自然吗？通顺吗？
8.Move logically from one idea to the next. Don't skip steps.上下句意要合乎逻辑。别毫无章法乱跳。
万能理由(Omnipotence)
1. 方便：convenient/ convenience
2. 效率：efficient/ efficiently/ efficiency
3. 节省和浪费：save time/ money/ space; economical, thrift; waste time/ money/ space; costly, lavish
4. 人的心理健康：independent, cooperative, competitive, considerate, confident, sociable, perseverance; selfish, isolated, conserative
5. 人的身体健康：health, disease, strong, strength, energetic
6. 娱乐：colorful, pleasure,joy, recreation, entertainmentm, relax, tired, boring, lonely
7. 环境：environment, pollute, poisonous, dirty
8. 安
9. 经验：experience, social experience, enter the society
10. 人际：humane, fair, unfair, help, assist, freedom, freely
