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/Tenses/vvzgk/post.htm#355337Sun, 26 Apr 2009 00:01:00 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:355337CalifJim0http://www.englishforums.com/English/Tenses/vvzgk/post.htm#355337http://www.englishforums.com/English/comments12-355337.xmlboth present and past tenses No. There's no past tense here. The perfect infinitive to have received shows anteriority, but it's not a past tense. This combination is just fine. No problem. CJhttp://www.englishforums.com/English/Tenses/vvzgk/post.htm#355319Mon, 26 Jan 2009 01:01:00 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:355319Goodman1http://www.englishforums.com/English/Tenses/vvzgk/post.htm#355319http://www.englishforums.com/English/comments12-355319.xmlYou came home and found a letter from a friend. You read and wrote him back a letter. You can say" I am very happy to have received your letter". It's perfectly fine. The present + present perfect tense combination structure is quite common.http://www.englishforums.com/English/Tenses/vvzgk/post.htmThu, 26 Feb 2009 01:01:00 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:355293Anonymous2http://www.englishforums.com/English/Tenses/vvzgk/post.htmhttp://www.englishforums.com/English/comments12-355293.xmlWould it be gramatically correct to write: "I am very happy to have received your letter" I am questioning the fact that there is both present and past tenses involved. Would that be grammatically allowed?