一、写作步骤： skim the question and write the introduction
2. input the topic sentence.找出问题所在，一个问题一句话
3. develop the body paragraphs one by one.逐一展开问题段落，按重要性递减的规律展开
4. conclusion
5. checking
二、开头段的写作：
找出原论证的.结论或主张，指出原论证的论据和假设，指出原论证的逻辑错误。
忠实的保留原始信息。用自己的词保留原始信息。
In this argument / analysis, the arguer concludes / claims thatTo support / justify the conclusion , the arguer points out / provides the evidence thatand thatIn addition , the arguer reasonsthat
This argument suffers from several critical fallacies / flaws.
三、SURVEY问题：
vague = misleading
2. question: what questions will ask in the survey? Loaded questions有误导性的问题
3. Who
4. Average平均数不适合于每个成员
5. Confusing causal relationship with correlation混淆因果关系与相关性
Every causal relationship implies a correlation, but the statistical correlation does not necessarily implies a causal relation.