<正> 在一本“考试手册”中有一道选择题: Ten years ago,there was an old man__in that house. A.lived B.living C.live D.was living 编者所给的答案是B,这无疑是正确的。但笔者认为A答案也是对的.因为谬句可以写成一个含有定语从句的复合句: Ten years ago,there was an old mam who lived in that house。把关系代词who省略以后,就是A答案所给的句子。那么,作主语的关系代词是否可以省略呢?回答是肯定的。在下列的几种情况下可以省略: 1.在 there be之后可以省略.例如: