Unit 10 Grammar focus-人教版英语八年级下册.pptx

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1、Ive had this bike for three years.Unit 10Section AGrammar Focus-4cquestionsanswershow long 引导的疑问句用for或since连用的完成时态的句子回答。for+一段时间（week,month）since+时间点（2000，5 oclock）since+时间段+ago since+从句（过去时）过去时在现在完成时中，含有for和since的句子可以相互转换。如：They have lived here for five years.=They have lived here since five years

2、ago.Qianmo-studioQianmo-studio练一练练一练选择选择for或或since填空填空。1.I have been here _ five months ago.2.He has been a soldier _ about two months.3.Great changes have taken place _ you left.4.His grandpa has been dead _ ten years.5.I have studied English _ I was 12 years old.6.It is two years _ I became a juni

3、or high school student.sinceforsinceforsincesinceQianmo-studioQianmo-studio现在完成时中的谓语动词现在完成时中的谓语动词在现在完成时中，与“for+时间段”、“since+过去的时间点或从句”或“since时间段ago”连用的动词必须为延续性动词延续性动词。常见的延续性动词有 have，live，teach，learn，work，study，know 等；常见的非延续性动词（词组）有 come，go，leave，start，die，finish，become，join，buy，get married 等。Qianmo-s

4、tudioQianmo-studio 部分非延续性动词（词组）和与之对应的延续性动词（词组）的部分非延续性动词（词组）和与之对应的延续性动词（词组）的表达。表达。非延续性动非延续性动词（词组）词（词组）延续性动词延续性动词（词组）（词组）becomebeborrowkeepbuyhave/ownget upbe upfall asleepbe asleepmake friendsbe friendsfinishbe overleave be away(from)非延续性动非延续性动词（词组）词（词组）延续性动词（词组）延续性动词（词组）openbe openclosebe closedlose

5、be lostdiebe deadjoinbe a member of/be inbegin/startbe onput onwearturn on/offbe on/off非延续性动词（词组）非延续性动词（词组）延续性动词（词组）延续性动词（词组）catch a coldhave a coldgo to sleepsleepmove to live income/arrive here be herego there be theremarry/get marriedbe marriedQianmo-studioQianmo-studio1)Alex (has been,has become

6、)a doctor for ten years.He likes his job very much.2)We are late.The movie (has started,has been on)since ten minutes ago.3)Ken,you should return the book to the library.You _(have borrowed,have kept)it for more than two weeks.4)I (have bought,have had)this bike since I was ten,so I want to buy a ne

7、w one.has beenhas been onhave kepthave had4bFill in the blanks with the correct forms of the verbs in brackets.1.I _(never be)to the water park before.I want to _(go)next month before the weather gets too cold.2.They _(never own)any pets,but they _(always want)to have a dog.have never beengohave nev

8、er ownedhave always wanted3.We _(have)a piano since last November.We _(buy)it from the Li family when they moved to the US last year.4.Cathy and Amy _(not be)back to their hometown for two years.They _(miss)their hometown a lot and hope to visit the place next year.have hadboughthavent beenmiss5.Thi

9、s museum _(be)here for over 20 years.It _(be)one of the oldest buildings in this small town.has beenis4aRewrite the sentences using for or since.1.Jim is in Japan.He arrived there three days ago.Jim has been in Japan for three days/since 3 days ago.2.They are very hungry.Their last meal was ten hour

10、s ago.They have not eaten anything for ten hours.How are they now?When was their last meal?3.I have a camera.I bought it in 2009.4.I know Anna.I first met her three years ago.5.Linda is ill.She became ill on Monday.I have had a camera since 2009.I have known Ann for three years/since three years ago

11、.Linda has been ill since Monday.4cFill in the questions and ask two students.Then complete the chart.1.Do you have a(n)_?How long have you had it?2.Do you own a(n)_?How long have you owned it?ThingsHow longTonyfavorite book for two yearsbasketballsince he was 10 years oldStudent 1Student 2Please give us a reportis my good friend.His favorite book isHe has had it for/sinceBecause SummaryNew wordsGrammarhometown现在完成时态（三）含 since 或 for 的现在完成时非延续动词（词组）和对应的延续动词（词组）