If you are part of the group which you are addressing, you will be in a position to know the experiences and problems which are common to all of you and it ’ ll be appropriate for you to make a passing remark about the inedible canteen food or the chairman ’ s notorious badtaste in ties. （ 2014 年）

分析：本句话很长，乍一看感觉无从下手，但我们分析后不难看出这是一个 if 引导的 条件状语从句，主句是由 and 连接的两个并列句，这样我们可以初步将这个句子分为三个 分句： 1. if you are part of the group which you are addressing ； 2. you will be in a position to know the experiences and problems which are common to all of you ； 3. and it ’ ll be appropriate for you to make a passing remark about the inedible canteen food or the chairman ’ s notorious badtaste in ties 拆分之后，再逐个部分分析： 句 1 中的 which you are addressing 是定语从句 ， 修饰前面的 the group ； 句 2 中也 有一个定语从句 which are common to all of you ，该从句修饰前面的 experiences and problems ； 句 3 中 的 i t 是形式主语 ， 其真正的主语 是 to make a passing remark about the inedible canteen food or the chairman ’ s notorious badtaste in ties ，主语部分 的 about 短语作 remark 的定语，该短语是由 or 连接的两个并列小短语，因此，句 1 本身比