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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,第一课时,现在完成时的定义,现在完成时的基本句型,动词的过去分词,第一课时现在完成时的定义,1,现在完成时 The Present Perfect Tense,定义：,表示过去发生或已经完成的某一动作对现在造成的影响或结果。,I have opened the window already.(The window is open now.),表示开始于过去并持续到现在的动作或状态。,My grandma has lived in Zhangzhou for forty years.,Li Ping has learned English for three years,so,he can speak English well.,现在完成时 The Present Perfect Ten,2,We,They,You,复数主语,2.基本句型：,主语+助动词,have/has,+动词,过去分词done,She,He,It,单数主语,+has,done,+have,done,We 2.基本句型：主语+助动词 have/has+,3,3.动词过去式和,过去分词,的构成规则,规则变化：,原形 -过去式 -过去分词,allow allowed -allow,ed,look looked -look,ed,accept -accepted -accept,ed,直接加ed,原形 -过去式 -过去分词,refuse -refused -refuse,d,use -used -use,d,lived -lived -live,d,以不发音的e结尾的动词直接加d,3.动词过去式和过去分词的构成规则规则变化：原形,4,原形 -过去式 -过去分词,tidy -tidied -tid,ied,study -studied -stud,ied,以辅音加y结尾的动词，把y改为ied,原形 -过去式 -过去分词,chat -chatted -chat,ted,stop -stopped -stop,ped,prefer -preferred-prefer,red,以重读闭音节结尾的动词，双写辅音字母再加ed,原形 -过去式 -过,5,2.不规则变化：,cost cut hit hurt let,A A B 型,cost cost,cut cut,hit hit,hurt hurt,let let,A A A 型,原形 -过去式 -过去分词,beat,原形 -过去式 -过去分词,beat beaten,2.不规则变化：cost cut,6,become come,run,原形 -过去式 -过去分词,A B A 型,A B B 型,原形 -过去式 -过去分词,brought brought,bought bought,thought thought,caught caught,taught taught,bring buy think catch teach,became become,came come,ran run,become come 原形,7,was/were been,did done,went gone,began begun,drank drunk,rang rung,sang sung,swam swum,A B C 型,原形 -过去式 -过去分词,be,do/does,go,begin drink ring sing swim,was/were beenA B C 型,8,句型练习：,1.她,已经解答出,那道数学题了。,She,has worked,out the math problem.,2.我,已经做完,作业了。现在我可以看电视了。,I,have finished,doing the homework.Now I can watch TV.,3.我,已经告诉,她那个好消息了,她感到很高兴。,I,have told,her the good news,and she feels,very happy.,肯定句：主语+have/has+done,句型练习：She has worked out the ma,9,否定,句:主语+,havent/hasnt,+done,She,has worked,out the math problem.,否定句：,She,hasnt worked,out the math problem.,They,have had,some bread.,否定句：,They,havent had,any bread.,否定句:主语+havent/hasnt+done,10,一般疑问句:,Have/Has,+主语+done?,肯定回答：,Yes,主语+,have/has.,否定回答：,No,主语+,havent /hasnt.,We,have finished,the work.,一般疑问句：,肯定回答：,否定回答：,Have,you,finished,the work?,Yes,we,have,.,No,we,havent,.,Tom,has come,back home.,一般疑问句：,肯定回答：,否定回答：,Has,Tom,come,back home?,Yes,he,has,.,No,he,hasnt,.,一般疑问句:Have/Has+主语+done?We,11,课堂练习：,他们已经到达学校了。,肯定句：,改为否定句：,改为一般疑问句：,肯定回答：,2.康康已经读过那本书了。,肯定句：,改为否定句：,改为一般疑问句：,否定回答：,They,have arrived,at school.,They,havent arrived,at school.,Have,they,arrived,at school?,Yes,they,have,.,Kangkang,has read,the book.,Has,Kangkang,read,the book?,Kangkang,hasnt read,the book.,No,he,hasnt,.,课堂练习：他们已经到达学校了。They have arriv,12,第二课时,复习,have/has been to,VS,have been/has gone to,3.yet,already,ever等词的使用,第二课时复习,13,Review,说出下列动词的过去式及过去分词形式。,be(am/is/are),begin,come,do,drink,find,take,work,pay,see,write,hit,was/were,been,began,begun,came,come,did,done,drank,drunk,found,found,took,taken,worked,worked,paid,paid,saw,seen,wrote,written,hit,hit,Review说出下列动词的过去式及过去分词形式。be(a,14,carry,chat,fly,say,cost,like,use,watch,change,leave,carried,carried,chatted,chatted,flew,flown,said,said,cost,cost,liked,liked,used,used,watched,watched,changed,changed,left,left,carry carried carri,15,Review,按要求完成下列句子。,我吃过晚饭了。,I have had dinner.,2.他知道那个消息了。他感到非常兴奋。,He has known the news.He feels very excited.,3.这些天你有看到李老师吗？,没，他去北京了。,Have you seen Mr.Li these days?,No,he,has gone to,Beijing.,4.以前他们曾经去过古巴。,They,have been to,Cuba before.,Review按要求完成下列句子。,16,Attention!,have/has been to 和 have/has gone to的区别,have/has been to 表示“曾经到过某地”，暗示人,已经回来了，而have/has gone to表示“已经去,某地了”，暗示人不在说话地点。,He has been to Shanghai.,他去过上海。（已经回来）,He has gone to Shanghai.,他已经去上海了。（还没回来）,Attention!have/has been to,17,Exercise:,Fill in the blanks with,have/has been to,or,have/has gone to,A:Hi,Wang Wei.Nice to see you again.,B:Hi,Jack.Nice to see you,too.,A:Wang Wei,where _ you _?,B:I _ Jiuzhaigou.,A:Did you enjoy yourself there?,B:Yes,I did.By the way,where is Tom?I didnt see him,today.,A:Well,he _ Fuzhou.,B:How soon will he come back?,A:In two days.,have been,have been to,has gone to,Exercise:Fill in the blanks wi,18,1.,just,-,刚刚,刚才,；一般用于,肯定句,中,她,刚刚,看过新闻。,She has,just,watched the news.,just already yet ever never before 用法,have/has,just,done,2.,already,-,已经；,多用于,肯定句,中,他们,已经,看过这部电影了。,They have,already,seen this film.,1.just -刚刚,刚才；一般,19,3.,yet,-,已经，尚、还,；多用于,否定句或疑问句句末,Have they finished their homework,yet,?,No,they havent finished homework,yet,.,或简单回答成:No,not,yet,.,just already yet ever never before 用法,4.ever,-,曾经,；表示到现在为止的任何时候，,多用于,疑问句,中,你,曾经,去过北京吗？,Have you,ever,been to Beijing?,3.yet -已经，尚、还；多用于否定句或,20,5.never-,未曾，从来没有,；,否定词,，用于现在,完成时表示以前从未做过某事,6.before-,以前,；指过去某个时间点之前所发,生的事，用于完成时,以前,我,从未,见过你。,I have,never,seen you,before,.,他从未读过那本小说。,He has,never,read that novel.,just already yet ever never before 用法,5.never-未曾，从来没有；否定词，用于现在,21,Fill in the blanks with:,already/yet/ever/never/just/before,-Have you _ visited the Great Wall?,-Yes,many times.,2)-Hurry up!He has _ waited for us for two hours.,3)When you arrive,Tom has _ left.,4)I have _ seen such an interes
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