2013年新GRE考试写作论证技巧：因果关系论证法
因果关系论证法 考试用书
将一个判断放入一个因果关系中，指出它或者是原因，或者是结果。例如：
论点：The internet may be causing depression.
论据：When a group of people increased their use of the Internet , they felt depressed.
推理依据：There are no other reasons for the group’s depression.
