http://www.englishforums.com/English/EslGeneralEnglishGrammar-Questions/Forum12.htmAsk your questions on grammar and get your sentence checked. We answer lots of different types of general English grammar questions here. <font color=red>DO NOT post paragraphs and compositions here. Post them in our <a href="http://www.englishforums.com/English/EssayReportCompositionWriting/Forum9.htm"><b>Essay, Report and Composition Writing Forum</b></a>.</font>enXMOD (Build: 3616.28671)http://www.englishforums.com/English/TheSameAs/wmbhj/post.htm#727677Wed, 13 May 2009 04:15:09 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:727677CalifJim0http://www.englishforums.com/English/TheSameAs/wmbhj/post.htm#727677http://www.englishforums.com/English/comments12-727677.xmlUsing the subject/object-case pronoun analysis, one can explain: I like her as much as he . I like her as much as him. No, because yours (and all other such pronouns) does not change from one case to another. Yours is better. (subject) Henry likes yours. (object) why it is grammatically incorrect? It means something absurd. Compare: My cats have the same weight as you. = My cats have the same weight as the weight that you have. = Both my cats and you weigh the same. My cats have the same weight as yours. = My cats have the same weight as the weight that your cats have. = Both my cats and your cats weigh the same. Thus: I have the same book as yours. = I have the same book as the book that your book has. ...http://www.englishforums.com/English/TheSameAs/wmbhj/post.htmWed, 13 May 2009 01:36:16 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:727541Infinik1http://www.englishforums.com/English/TheSameAs/wmbhj/post.htmhttp://www.englishforums.com/English/comments12-727541.xmlDear the grammar savvy: We know this is wrong: I have the same book as yours. But can anyone offer explanations why it is grammatically incorrect? Is it really that wrong? What part of speech is &quot;as&quot;? Is it a relative pronoun? What about: Mine is the same as yours. Using the subject/object-case pronoun analysis, one can explain: I like her as much as he . I like her as much as him. But can that analysis be applied to the sentence &quot; I have the same book as yours &quot;? i