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/PresentPerfectPastSimple/2/ddckl/Post.htm#266343Mon, 23 Feb 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266343Bastille0http://www.englishforums.com/English/PresentPerfectPastSimple/2/ddckl/Post.htm#266343http://www.englishforums.com/English/comments12-266343.xmlOnh1986 wrote: Can you give an example about an action happened but the activities are still going on now? hi onh1986, for example i have studied since 1995 and it means i started to read in 1995,i am still reading and maybe i will read in the future.the action didn't finish in the past.http://www.englishforums.com/English/PresentPerfectPastSimple/2/ddckl/Post.htm#266340Thu, 23 Apr 2009 03:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266340milky1http://www.englishforums.com/English/PresentPerfectPastSimple/2/ddckl/Post.htm#266340http://www.englishforums.com/English/comments12-266340.xml&lt;The simple past indicates that an activity or situations began and ended at a particular time in the past.&gt; And more: If I wanted to go with you, what would you say? Could you come to my house next week? Might I help you, sir?http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266333Mon, 23 Mar 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266333Penicillin2http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266333http://www.englishforums.com/English/comments12-266333.xmlThanks guyshttp://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266285Thu, 23 Apr 2009 03:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266285CalifJim3http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266285http://www.englishforums.com/English/comments12-266285.xmlWhat's the difference between Present Perfect and Past Simple? X - the present moment - the moment of speaking &lt;.......&gt; Time period in which the action or situation occurs. Simple Past ...............&lt;....&gt;......................X..................... Present Perfect ..............................................X&gt;................. CJhttp://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266162Thu, 23 Apr 2009 03:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266162Goodman4http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266162http://www.englishforums.com/English/comments12-266162.xmlHi, here is a couple of examples: Past – John worked for XYZ company two years ago after he got married. (he no longer works for this company) Present perfect - John has worked for XYZ company since he got married. (he started working there after he got married, and he still is up to now) Rule of thumb: if you just want to simple express an idea or describe something that happened in the past, tense is sufficient. If you just want to express an idea or describe something that started sometime in the past but it’s on-going, then use present perfect. I lived in Hong Kong for a few months while I was doing a project two years ago. –done and past. I have lived or in Hong...http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266154Mon, 23 Mar 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266154Marius Hancu5http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266154http://www.englishforums.com/English/comments12-266154.xmlAs Jussive mentioned somewhere in those threads I've recommended you to read: I have lived here for twenty years. (I still live here)http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266152Fri, 23 Jan 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266152Penicillin6http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266152http://www.englishforums.com/English/comments12-266152.xmlCan you give an example about an action happened but the activities are still going on now?http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266117Thu, 23 Apr 2009 03:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266117Bastille7http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266117http://www.englishforums.com/English/comments12-266117.xmlthere are a few differences.In the past tense,we mention the events which are finished but in the present perfect tense the activities are still going on now and maybe it will go on in the futere.Also,for definite time,past tense is better,for unstated time present perfect is better. ı know them but if you lok at a grammar book,you can take the best knowledges about the differences.http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266083Mon, 23 Feb 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266083Welkins21398http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266083http://www.englishforums.com/English/comments12-266083.xmlThe best way is to consul a grammar book. Like MH said, you could find threads here. The simple past indicates that an activity or situations began and ended at a particular time in the past.http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266067Mon, 23 Feb 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266067Marius Hancu9http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htm#266067http://www.englishforums.com/English/comments12-266067.xmlSearch (top right Search box) with Present Perfect Past Simple you'll find several good threads Also, click on the buttons underneath your own post.http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htmMon, 23 Feb 2009 04:11:49 GMT946f00bb-57d3-4b7b-a9a2-059b5341af52:266061Penicillin10http://www.englishforums.com/English/PresentPerfectPastSimple/ddckl/post.htmhttp://www.englishforums.com/English/comments12-266061.xmlHello What's the difference between Present Perfect and Past Simple? I need your help. Thanks