文章中间主体内容句型 <.一>. 原因结果分析 3-1-1. 基本原因 --- 分析某事物时, 用此句型说明其基本的或者多方面的原因.e.g:[1]. Why ... ? For one thing.. For another ... [2]. The answer to thiswWw.think5.cn problem invovles many factors. For one thing...For another...... Still another ... [3]. A number of factors , both physical and psychological affect ..../both individual and social contribute to .... 3-1-2 另一原因 ----在分析了基本原因之后, 再补充一个次要的或者更重要时用!e.g:[1]. Another important factor is .... [2]. ... is also responsible for the change/problem. [3]. Certainly , the ... is not the sole reason for ..... 3-1-3 后果影响 -----分析某事物可能造成的后果或者带来的影响 . e.g:[1]. It will produce a profound/far-reaching effect/impact on.... [2]. In involves some serious consequence for ........ <. 二 >. 比较对照句型 3-2-1. 两者比较 --->. 比较两事物,要说出其一超过另一个, 或肯定一事物的优点, 也肯定其缺点的时候用 ! e.g:[1]. The advantages gained from A are much greater than the advantageswe gain from B. [2]. Indeed, A carries much weight when compared with B. [3]. There is no doubt that it has its negative effects as well aspositive effects.3- 2-2 . 两者相同/相似 --->. 比较两事物共同都有或者共同都没有的特点时用! e.g:[1]. A and B have several thing in common.They are similar in that..... [2]. A bears some sriking resemblance(s) to B.