人教新目标八年级下Unit 8Have you read Treasure Island yet _ 第一课时学案（无答案）.docx

1、Unit 8 Have you read Treasure Island yet ? 1课时 (Section A 语法现在完成时)【学习目标】：掌握现在完成时的结构和用法：主语+ have /has (助动词)+过去分词【重点难点】：理解现在完成时的用法及其含义，尝试运用。【语法探究】现在完成时 1.概念：A：:现在完成时用来_。例如：Hehasalreadycomeback.他已经回来了。（表明他在这里了）(1) Ihavealready eatenmybreakfast.译文：_（表明现在_）B:表示_。（与for+时间段，since+时间点，these days, recently最近

2、, all these years等表示一段时间的词连用。动词一定要用-延续性性动词（2）He _ _(live) in Xiamen for 6 years now. （3）We _ _(learn) English since we were 10 years old.2.句子结构：肯定句：主语+have/has+过去分词+其他。否定句：主语+have/has+not+过去分词+其他。 have not= havent / has not =hasnt一般疑问句：Have/Has+主语+过去分词+其他?肯定回答：Yes,主语+have/has. 否定回答：No,主语+have/has+no

3、t. 如：(1).肯定句： They have cleaned their classroom already. 译：_（2）否定句：_.(3)一般问句：_they_ their classroom?_,they _.(4).划线提问：_？3.现在完成时常用时间：常与ever(曾经), never(_), already(_-肯定句中), yet(_否定句中), just(_), before(_), so far(_)，since(_)等时间连用。 (1).他刚刚从省会回来。He back from the capital.(2).他们还没有记住这十个单词。They havent these

4、 10 words .(3) 自从2019年以来我们在卉原学习。We _ in Huiyuan _4.动词的过去分词变化有两种方式，规则变化，有以下四种：原形+ed 如：work_,pass_ ,watch_词尾是不发音的e时，直接加d 如：like_live_ move_词尾为“元音字母+y”时，直接加ed；若词尾为“辅音字母加y”，则改y为i加ed 如:play_stay_study_cry_末尾只有一个辅音字母的重读闭音节时，双写最后一个辅音字母.加ed. 如：stop_drop_ plan_ shop_过去分词的不规则动词变化：(参考课本P120) 写出下列5个动词的过去式和过去分词A

5、AA型_AAB型_ABA型_ABC型_【自学效果检测】I.单项选择( ) 1. I have _ met Mr Li. A. yet B. already C. ago D. a moment ago( ) 2.The famous writer _ many wonderful book before. . is writing .was writing .wrote .has written( ) 3.Our country _ a lot so far . Yes . I hope it will be even _ . . has changed ; well . changed ;

6、good . has changed ; better . changed ; better( ) 4.Zhao Lan _already _in this school for two years . . was ; studying . will ; study . has ; studied . are ; studying( ) 5.Harry Potter is a very nice film . I_ it twice. . will see . have seen . saw .see( ) 6.These farmers have been to the United Sta

7、tes . Really ? When _ there ? . will they go . did they go . do they go . have they gone ( ) 7._ you _ your homework yet ? Yes . I _ it a moment ago . Did ; do ; finished . Have ; done ; finished. Have ; done ; have finished . will ; do ; finish( ) 8. This is the most beautiful mountain I have _ see

8、n.A . ever B. never C. already D. yet ( ) 9. I _ my watch in my bedroom yesterday. A. left B. forgot C. have forgotten D. have left( )10. - How long have you learned English? -_ four years ago. A. For B. Since C. From D. When( )11.Have you ever_ such an interesting movie? -No, never.A. read B. seen

9、C. heard D. met( )12.Both his parents look sad . Maybe they _whats happened to him already . . knew . have known . must know .will know( )13.The two old men_each other since 1970.A. didnt see B. dont see C. havent seen D. wont see ( )14. Li Huas house is very far. She _ the subway to school every da

10、y. A. takesB. takeC. will takeD. by ( )15. Sam _ his homework yet, so he wont go out with his classmates. A. finishes B. hasnt finished C. has finished D. dont finish II.给出下列动词的过去式，过去分词：1. be _2. has _ 3. ask _ 4. do _ 5.write _6. stop _7. study _8. begin _9. cut _ 10. cry _11. say _12. read _13. te

11、ach _ 14. buy _15. die _16. lie _17. lay _18. go _19. make _20. hit _III. 用 since或 for填空。1. We have learned five lessons _ the beginningof this term.2. Mike has been ill _ a long time. He has been inhospital_ October.3. I have stayed at my aunts _ two weeks.4. Mrs Liao has been in hospital _ last we

12、ek. 5. Jill has been in Ireland _ three days.6. Mr Guan has been here _ he was 30 years old.7. The Reads have collected(收集) the shells（贝壳） _ about 5 years ago.8. My Uncle with two children has gone there _ last September.IV.用括号中动词的适当形式填空1.He _(get) up at six every day. 2.They _(buy) a computer three

13、 day ago.3.Jim _(visit) Australia in a week 4.Look! They _(swim) now.5.He _(draw) when the teacher came in6. Every student _ (see) the film already.7. Kent and I _ (write) a song before. 8. -_ you ever _(eat ) chocolate cakes ? -No, never. 9. I _ (work) here since I _ (move) here in 2019. 10. So far

14、 I _(make) quite a few friends here. 11.They _ never _(speak) to a foreigner before 12.He _ (lose )his key. Now he cant enter his house. 13.We _ already _ (finish)our homework.14.-_ you _(visit)five countries so far? -No, I havent.15. He _(write) to his friend the day before yesterday.16.I _ _(visit

15、) the amusement park if it _ _(not rain) tomorrow17.The old man _ _(work) here for ten years18. It was snowing while they _ _(play) outside. 19.He _(work) for 5years.20. Where is your teacher ?- Maybe he _ _ _the movie theater now.(go)V. 同义句转化。1Jill is in Ireland now. She arrived there three days ag

16、o. She has been there_ _ _.2Jack is here. He arrived here on Tuesday. He _ _ here _Tuesday.3I know Sue. I first met Sue two years ago. I _ _ Sue _ two years4I have a camera. I bought it in 1989. I _ _ a camera _ 1989VI按要求完成下列各句（句型转换）1. I have studied English for five years.(改为否定句) I _ _ English for

17、five years.2. He stayed in Shanghai for three months last year.(对划线部分提问) _ _ did he _ in Shanghai last year?3. Alice came to the school two years ago.(改为同义句) Alice has been in the school _ _ _.4. My friend Erin has visited the Great Wall before.(改为一般疑问句) _ your friend Erin visited the Great Wall before?5. Harvey went to the aquarium with his classmates yesterday.(改为否定句) Harvey _ _ to the aquarium with his classmates yesterday.