1、Unit8 Have you read Treasure Island yet?,Grammar Focus-4c,Preview,Now 2 mins to test your spelling.,1. English-Chinese treasure, island, classic, page, ship, tool, gun, mark, sand, cannibal, land, fiction, technology, French 2. Chinese-English 满是的；赶快；预期；做记号；朝；科幻小说,Task1: Remember these sentences.,I
2、havent read it yet. Sandy, have you finished the reader yet? 3. Have you read Little Women yet? 4. Ive already read it. 5. Ive just finished Oliver Twist and 6. Have you heard of them yet?,10 seconds,Task2: Fill in the blanks.,I _ _ read it _. Sandy, _ you _ the reader_? 3. _ you _ Little Women _? 4
3、. Ive _ read it. 5. Ive _ _ Oliver Twist and 6. Have you _ them _?,just,have not yet,have,finished,Have,read,yet,yet,already,finished,heard of,yet,Practice,Choose the best answer.,1. Both his parents look sad. Maybe they _ whats happened to him .A. knew B. have known C. must know D. will know 2. The
4、 famous writer _ one new book in the past two years.A. is writing B. was writing C. wrote D. has written,3. Our country _ a lot so far.Yes. I hope it will be even _.A. has changed; well B. changed; goodC. has changed; better D. changed; better 4. What are you going to do this Sunday? I _ yet. A. won
5、t decide B. didnt decideC. havent decided D. dont decide,5. _ you _your homework yet?Yes. I _ it a moment ago.A. Did; do; finished B. Have; done; finishedC. Have; done; have finished D. will; do; finish 6. Harry Potter is a very nice film. I_ it twice. A. will see B. have seen C. saw D. see,Language
6、 Points,现在完成时定义,现在完成时定义三要素： 1.表示到现在为止已经完成或刚刚完成的动作。 2.一件发生在过去的事情对现在产生影响。 3.一个动作开始于过去，并持续到现在（也许还将持续下去）。,I started learning English in 2012. I am learning English these days. I have learned English for 4 years.,（一般过去时）,（现在进行时）,（现在完成时）,现在完成时结构,肯定句：主语 + have/ has + 过去分词+.,否定句:主语+havent ( have not) +过去分词
7、主语+hasnt ( has not ) +过去分词.,疑问句:Have / Has+主语+过去分词.?,I havent finished my homework.,Have you finished your homework?,I have finished my homework.,现在完成时的用法,1) 表示到现在为止已经完成或刚刚完成的动作。,By now, I have collected all the data I need. Now we have planted all the trees.,2) 表示过去发生的动作,强调结果或对现在的影响。,Someone has br
8、oken the window. I have just cleaned my hands.,(窗户现在是坏的),(手是干净的),3) 表示从过去开始并持续到现在的动作或状态。,She has learned English for 5 years. He has lived in Beijing since he was born .,过去分词的规则、不规则变化,(1)一般动词，在词尾直接加“ ed ”。work-worked-worked (2)以“ e ”结尾的动词，只在词尾加“ d ”。 live-lived-lived,规则变化,(3)以“辅音字母 + y ”结尾的动词，将“y” 变
9、为 “i”，再加“ ed ”。study-studied-studied (4)重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ ed ”。 drop-dropped-dropped,不规则变化,A.过去分词与过去式形式一样 havehadhad spend spentspent makemademade saysaidsaid findfoundfound hearheardheard meetmetmet leaveleftleft,B.过去分词与过去式形式不一样 taketooktaken speak spokespoken singsangsung drivedroved
10、riven bewas/werebeen gowentgone,C.过去分词、过去式与动词原形一样 cutcutcut put putput letletlet readreadread,现在完成时常见标志词,标 志 词,already / yet,ever / never,just / before / up to now / in the past years,already一般用于肯定句；yet用于否定句和疑问句。,多用于否定句和疑问句中，意为“曾经”；“从未”。,Tom has already finished his homework. Tom hasnt finished his
11、homework yet.,Have you ever eaten fish? I have never eaten fish.,I have just had my lunch. She hasnt seen you before.,例句,Use the words in brackets to complete the conversations.,1. A: Would you like something to drink?B: No, thanks. _. (just/ drink some tea) 2. A: I heard you lost your key. _? (find
12、)B: No, not yet.,I have just drunk some tea,Have you found it,3. A: Do you know when Tom is leaving?B: _. (already/ leave)A: When _? (leave)B: This morning. 4. A: Is your sister going to the movies with us tonight?B: No. _. (already/ see the film),He has already left,did he leave,She has already see
13、n the film,5. A: What do your parents think about our plan?B: I _. (not/ tell them/yet),havent told them yet,Fill in the blanks with the correct forms of the words in the brackets.,Sally _ (love) reading. In the morning she reads the newspaper and in the evening she reads books. She _ already _ (rea
14、d) more than 100 different books. Her favorite kind of books is science fiction. She is interested in science and technology and loves to imagine what the world _ (be) like in 50 years.,loves,has,read,will be,She _ (finish) reading a book about robots last week and _ (write) a book report about it n
15、ext week for her French class. Every time she is in the library, Sally looks at the many books she _ (not read) yet and she cant wait to read them.,finished,will write,hasnt read,Complete the chart with information about you and your friend.,A: What books have you already read? B: I have already rea
16、d Tom Sawyer and Harry Potter. A: What do you think of them? B: Well, I think Harry Potter was exciting, but Tom Sawyer was a bit boring.,Exercise,1. Miss Brown, we _ cleaning our classroom. Can we go home now? finish B. finishing C. are finished D. have finished,2.Will you see the film Cinderella w
17、ith us tonight? No, I _it last week. A. see B. have seen C. saw,3. Where are the flowers? You see, someone _ them to the window. moves B. had moved C. has moved D. would move,4. I _the book Little Woman, but Ill let you read it first. Ahavent read Bdont read Cwont read,1. Review the new words and expressions. 2. Make sentences using the Present perfect tense with already and yet. (at least 10 sentences).,Homework,
