初中过去完成时.pptx

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1、qsdworkedpoiuytrevisitedbnmlpoknjlivedgycftrdxzsewqazxdaqrwfetgcvbhynjtikmloveddfghkstudiedenwbiqmcriedoqazxswedcvfrtgbnyyjmklplannedistoppedcdekrvbgkdonelcghcwdfnJuihadnkloilokasdeuhybgtrfvdcewszaqwgonefcmadedjhcworkedvisitedlivedlovedstudiedcriedplannedstoppeddonehadmade第1页/共52页过去分词的构成：1.规则动词的变化：a

2、)一般情况下在动词后面加 ed work-worked b)以 e 结尾的动词直接加 d use-used c)以辅音字母加 y 结尾的动词，把 y 改 i 再加 edstudy-studiedd)以重读闭音节结尾的，前面有一个元音字母时，双写辅音字母，再加 edstop-stopped2.不规则动词的变化见不规则动词变化表play-playedrefuse-refusedcarry-carrieddrop-dropped第2页/共52页By the time he got outside,the bus had already left.By the time第3页/共52页the poli

3、ceman get to the shopTom run away When the policeman got to the shop,Tom had run away.When第4页/共52页Liu Mei wake up the concert be over Before Liu Mei woke up,the concert had been over.Before第5页/共52页2012 2015 learn 4000 English words By the end of 2015,I had learned 4000 new words.By the end of第6页/共52

4、页过去完成时的结构：过去完成时的结构：主语主语主语主语had nothad nothadnt+p.p.+hadnt+p.p.+其它其它其它其它.主语主语主语主语had+p.p.+had+p.p.+其它其它其它其它.强调强调过去过去某一个动作发生在另一个动作某一个动作发生在另一个动作之之前，前，即即 “过去的过去过去的过去”，常与常与by by、beforebefore等构成的短语连用。等构成的短语连用。Had+主语主语p.p.+其它其它?肯定回答：主语肯定回答：主语+had否定回答：主语否定回答：主语+had not(hadnt)过去完成时的用法：过去完成时的用法：肯定：肯定：肯定：肯定：否定

5、：否定：否定：否定：疑问：疑问：疑问：疑问：第7页/共52页第8页/共52页Competition:If you think you can,you can.Go-Go!12345678第9页/共52页用所给动词的正确形式填空用所给动词的正确形式填空1.The poor girl never saw her grandpa because he _ (pass away)before she was born.had passed awaycleanedhad2.She_ already_(clean)the blackboard before I entered the classroom.

6、第10页/共52页Competition:If you think you can,you can.Go-Go!12345678Competition:If you think you can,you can.Go-Go!第11页/共52页句型转换句型转换 (10/1)1.He had stood up before he cleaned the window._ he had stood up,he cleaned the window.2.His father went to Beijing.He arrived home.(用用before合并句子合并句子)His father_ _ _

7、 Beijing before he _ home.句型转换句型转换 (10/1)1.He had stood up before he cleaned the window._ he had stood up,he cleaned the window.2.His father went to Beijing.He arrived home.(用用before合并句子合并句子)His father_ _ _ Beijing before he _ home.Afterhad gone toarrived第12页/共52页Competition:If you think you can,you

8、 can.Go-Go!12345678第13页/共52页按要求改写下列句子按要求改写下列句子(5/1)Tom had finished his homework before he watched TV.否定句：否定句：疑问句：疑问句：肯定回答：肯定回答：否定回答：否定回答：Tom hadnt finished his homework before he watched TV.Yes,he had.No,he hadnt.Had Tom finished his homework before he watched TV?第14页/共52页Competition:If you think y

9、ou can,you can.Go-Go!12345678第15页/共52页选择题选择题(10/1)1.Mary_ some Chinese before she came to China.A.learned B.has learned C.learnt D.had learned2.She _ the first runner-up prize in a beauty contest before she _an actress.A.have won,became B.had won,become C.had won,became D.has won,became 第16页/共52页Com

10、petition:If you think you can,you can.Go-Go!12345678第17页/共52页改错题改错题(101)1.We hadnt seen something interesting in the park before last Sunday.2.When she woke up this morning,it stopped snowing.anythinghad stopped第18页/共52页Competition:If you think you can,you can.Go-Go!12345678第19页/共52页翻译题翻译题(101)1.在我们

11、到达电影院之前，电影已在我们到达电影院之前，电影已经开始了经开始了2.踢完足球之后我买了瓶果汁踢完足球之后我买了瓶果汁The film _ _ _ we _ to the cinema.hadbeforegotbegunAfterhadplayedbought_ I _ _ football,I _ a bottle of juice.第20页/共52页Competition:If you think you can,you can.Go-Go!12345678第21页/共52页用所给动词的正确形式填空用所给动词的正确形式填空(10/1)had turned offHadhad1.He_(tu

12、rn off)the lights before he left the classroom.2._ your parents _(have)lunch when you arrived at home?第22页/共52页第23页/共52页第24页/共52页第25页/共52页She ran to catch the bus.The bus had just left.By the time she got outside,the bus had already left.第26页/共52页She woke up late.She wanted to use the bathroom but s

13、omeone was in the bathroom.By the time she got up,her brother had already gotten in the shower.第27页/共52页She got to school and realized she had left her bag at home.第28页/共52页第29页/共52页第30页/共52页第31页/共52页第32页/共52页第33页/共52页Which is the most developed country in the world?Which is the most developed country in the world?第34页/共52页第35页/共52页Which is the coldest place in the world?Which is the coldest place in the world?第36页/共52页第37页/共52页第38页/共52页第39页/共52页第40页/共52页第41页/共52页第42页/共52页第43页/共52页第44页/共52页第45页/共52页第46页/共52页第47页/共52页第48页/共52页第49页/共52页第50页/共52页第51页/共52页感谢您的观看。第52页/共52页