[Music] hello guys hope you're doing well and welcome back to another grammar lesson in this lesson i'll be talking about the differences between sins and for in english grammar video but um look at this example i've been teaching english since 2011 somewhere here my name is i've been teaching english since 2011. manas de jesus number two she hasn't eaten anything since morning time i know [Music] you haven't talked to me since i came back you haven't talked to me since i came back as much as i've been teaching english since 2011. since eight o'clock time um since four o'clock since two o'clock since monday day saturday sunday monday tuesday friday since 2020 20 and 2008 uh 2021 um 2011 2012 heir to cameron since november month november december january february since i came back in um i haven't talked to her since she immigrated to canada um so since i came back since i arrived since she um she got promoted since i started teaching her cheesy okay since i came back okay now let's go through four tobare look at this timeline and again this is me 2008 blah blah blah 2021 i have i've been teaching english for 10 years i've been teaching english since 2011. i've been teaching english for 10 years look at the duration here look at the time period here the time period is she hasn't eaten anything for eight hours she hasn't eaten anything since morning i've known her for ages it means i've known her for a long time i've known her for centuries for decades for a long time for ages it's a very good collocation if you can use it for your everyday conversations so i've known her for ages four ages for three minutes four four hours past for five days ruse for six weeks half day for seven months half ma for eight years hashtag pass bazaar national media um i came back at six o'clock now it's ten o'clock okay so i came back at six o'clock now it's 10 o'clock it's like four hours right so you haven't talked to me for four hours you haven't talked to me for four hours how about my msi game just that i've known her for ages [Music] they've been living in madrid blank 1972 maybe 1972. number two he has been in prison blah for years number three he has known about the fact blah a long time a long time for ages for a long time namit ramayan since a long time number four conditions have changed a lot blah we were ch children we were children i came back i arrived so since we were children since we were children number five our teacher has been very ill blah blah blah the last month since the last months since the last month as they did so [Music] love you guys so much take care see you soon and bye