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: 3607.32596)http://www.englishforums.com/English/Keep/mncd/post.htm#63709Mon, 23 Mar 2009 01:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:63709CalifJim0http://www.englishforums.com/English/Keep/mncd/post.htm#63709http://www.englishforums.com/English/comments12-63709.xmlThere just may be a slight tendency for one form (with "on") to stress continuity of action while the other form (without "on") is used slightly more to stress repetition. I asked her a question. She never even looked up. She just kept on reading as if I weren't there. Every morning she went to the library and checked out more books. She just kept reading more and more books all summer long. Peter kept on eating while we talked. It was very frustrating that week. We set the trap every night, but the mouse kept eating the cheese without springing the trap. The problem with this theory is that it would be nearly impossible, in my opinion, to find a case where one form could absolutely not substitute for the other . Still, if the...http://www.englishforums.com/English/Keep/mncd/post.htm#63660Sat, 23 May 2009 00:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:63660taiwandave1http://www.englishforums.com/English/Keep/mncd/post.htm#63660http://www.englishforums.com/English/comments12-63660.xmlI would say that "keep on doing" is ever so slightly more emphatic than "keep doing".http://www.englishforums.com/English/Keep/mncd/post.htm#63373Thu, 23 Apr 2009 00:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:63373Mister Micawber2http://www.englishforums.com/English/Keep/mncd/post.htm#63373http://www.englishforums.com/English/comments12-63373.xmlReally not. Other opinions?http://www.englishforums.com/English/Keep/mncd/post.htm#63361Mon, 23 Feb 2009 01:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:63361Taka3http://www.englishforums.com/English/Keep/mncd/post.htm#63361http://www.englishforums.com/English/comments12-63361.xmlReally not?http://www.englishforums.com/English/Keep/mncd/post.htm#62797Mon, 23 Mar 2009 01:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:62797Mister Micawber4http://www.englishforums.com/English/Keep/mncd/post.htm#62797http://www.englishforums.com/English/comments12-62797.xmlNothing except the extra word in the middle. By stretching my imagination, I can see 'keep doing' as slightly more formal, since phrasals tend to be colloquial.http://www.englishforums.com/English/Keep/mncd/post.htmMon, 23 Feb 2009 01:18:06 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:62750Taka5http://www.englishforums.com/English/Keep/mncd/post.htmhttp://www.englishforums.com/English/comments12-62750.xmlWhat exactly is the difference between "Keep on doing" and "Keep doing"?