不定代词用作同位语　　

　　The boys all laughed their heads off. 小伙子们都笑得要命。

　　They each signed the paper. 他们每个人都在文件上签了字。

　　We both started as we saw each other. 我们两人一见面，都惊讶起来。

　　Mary, one of the most intelligent girls I know, is planning to attend the university. 玛丽是我所认识的最聪敏的姑娘之一，她正准备上大学。

　　有时还可用 none of us, neither of them 这类结构作同位语。如：

　　We none of us said anything. 我们谁也没说话。

　　We have none of us large appetites. 我们谁饭量都不大。

　　We are none of us under any obligation to do it. 我们谁都没有义务这样做。

　　They neither of them wanted to go. 他们两人都不想去(www.yygrammar.com)。

　　I beg that you’ll neither of you say anything. 我求你们两人谁也别说什么。

　　They’ve neither of them succeeded in winning her confidence. 他们两人谁也没能赢得她的信任。