人教版八年级下册英语Unit 8 单元语法归纳与练习ppt课件.ppt

1、单元语法归纳与练习单元语法归纳与练习 现在完成时现在完成时( (一一) ) 1.1.现在完成时的用法现在完成时的用法 ( (1 1) )表示过去已经发生或已经完成的动作对现在造成的影响或结果表示过去已经发生或已经完成的动作对现在造成的影响或结果, ,常与常与 already,ever,before,just,yet,neveralready,ever,before,just,yet,never等词连用。等词连用。 ( (2 2) )表示过去已经开始并一直持续到现在的动作或状态表示过去已经开始并一直持续到现在的动作或状态, ,可以和表示延续的可以和表示延续的 时间状语时间状语( (如如for+f

2、or+时间段时间段,since+,since+时间点等时间点等) )连用连用, ,此时谓语动词多是延此时谓语动词多是延 续性动词续性动词, ,但在否定结构中可使用非延续性动词。但在否定结构中可使用非延续性动词。 2.2.现在完成时的构成现在完成时的构成 (1)(1)肯定句式肯定句式: :助动词助动词have/has+have/has+过去分词。过去分词。 (2)(2)否定句式否定句式:havent/hasnt +:havent/hasnt +过去分词。过去分词。 ( (3 3) )疑问句式疑问句式: :把助动词把助动词have(has)have(has)提前提前。一般疑问句的肯定回答用一般疑问

3、句的肯定回答用: :Yes,Yes,主主 语语+have(has)+have(has). .否定回答用否定回答用: :No,No,主语主语+havent+havent (hasnt)(hasnt). .有时可用有时可用 No,not yet.No,not yet.或或No,never.No,never.。 .单项选择单项选择 ( )1.( )1. you you the floor yet?the floor yet? No.I havent.But I will do it tonight.No.I havent.But I will do it tonight. A.Have;sweptA

4、.Have;swept B.Did;sweptB.Did;swept C.Will;sweepC.Will;sweep D.Are;sweepD.Are;sweep ( )2.( )2.Have you decided which place to go Have you decided which place to go ? ? YesYes. .I I havehave. .I I amam goinggoing toto visitvisit mymy grandparentsgrandparents inin thethe hometown.(hometown.(2018 2018 太

5、原期末太原期末) ) A.yetA.yet B.alreadyB.already C.justC.just A A A A ( )3.( )3.Have you ever had a Western meal?Have you ever had a Western meal? ( (2018 2018 柳州期末柳州期末) ) A.No,Im not.A.No,Im not. B.Yes,we do.B.Yes,we do. C.Yes,I have.C.Yes,I have. ( ( ) )4 4. .I I anan invitationinvitation toto thethe conc

6、ertconcert. .I I cantcant waitwait toto go.(go.(2018 2018 河北河北) ) A.receiveA.receive B.will receiveB.will receive C.was receivingC.was receiving D.have receivedD.have received ( ( ) )5 5. .HighHigh- -speedspeed trains,Mobiletrains,Mobile payment,Sharingpayment,Sharing bikesbikes andand OnlineOnline

7、shoppingshopping areare calledcalled “four“four newnew greatgreat inventions”inventions” ofof modernmodern China.China. They They our daily lives more convenient.(our daily lives more convenient.(2018 2018 咸宁咸宁) ) A.have madeA.have made B.had madeB.had made C.have been madeC.have been made D.madeD.m

8、ade C C D D A A .用所给单词的适当形式填空用所给单词的适当形式填空 6.He 6.He (not come) yet.What do you think has happened (not come) yet.What do you think has happened to him?to him? 7.7. Is the little baby in this photo me,Dad?Is the little baby in this photo me,Dad? Yes,it is.And now youYes,it is.And now you (grow) into

9、a young man. (grow) into a young man. Where does the time go,huh?Where does the time go,huh? 8.8.Would you like to see the movie the Fast & the Furious 7 with me?Would you like to see the movie the Fast & the Furious 7 with me? Sorry.I Sorry.I (see) it.(see) it. 9.9. you you (return) the book to the

10、 library?(return) the book to the library? No.I will return it this afternoon.No.I will return it this afternoon. 10.10.May I have the key to Room 425,please? I want to have a rest in May I have the key to Room 425,please? I want to have a rest in it.it. Of course,weOf course,we (tidy)it up already.

11、Here you are.(tidy)it up already.Here you are. hasnt comehasnt come have grownhave grown have seenhave seen HaveHave returnedreturned have tidiedhave tidied .句型转换句型转换 11.He has already finished his homework.(11.He has already finished his homework.(改为否定句改为否定句) ) He He finished his homework finished

12、his homework . . 1212. .TheyThey havehave foundfound thethe lostlost booksbooks alreadyalready. .( (改为一般疑问句改为一般疑问句, ,并作否定并作否定 回答回答) ) they they the lost books the lost books ? ? No,they No,they . . 13.Julia has not got home from school yet.(13.Julia has not got home from school yet.(改为肯定句改为肯定句) ) Ju

13、lia Julia home from school.home from school. 14.He hasnt come to school 14.He hasnt come to school because hes illbecause hes ill.(.(对画线部分提问对画线部分提问) ) he come to school?he come to school? 15.He has learned English 15.He has learned English for 5 years.for 5 years.( (对画线部分提问对画线部分提问) ) he learned English?he learned English? hasnthasnt yetyet HaveHave foundfound yetyet haventhavent hashas alreadyalready gotgot WhyWhy hasnthasnt HowHow longlong hashas