1、精選優(yōu)質(zhì)文檔-傾情為你奉上One To One 授 課 教 案年級：初三 課程： 英語 教師 ：吳宜花 日期：2015/12/3課題名稱現(xiàn)在完成時教學(xué)目標(biāo)通過對現(xiàn)在完成時的講解使學(xué)生掌握現(xiàn)在完成時的主要知識點和考點。能夠運用所學(xué)技巧和方法應(yīng)對中考。授課類型理論課教學(xué)重點掌握現(xiàn)在完成時的句型結(jié)構(gòu)，時間狀語。教學(xué)難點動詞過去分詞的不規(guī)則變化 教學(xué)方法講授法、提問法、舉例法、練習(xí)法教具及材料白板、資料課 時 40分鐘授課內(nèi)容新課導(dǎo)入現(xiàn)在完成時的相關(guān)題型是每年中考的必考題。一般出現(xiàn)在單選題偶見出現(xiàn)在完形填空以及句子填空題中。因此掌握現(xiàn)在完成時的知識點和考點是中考拿分的重點內(nèi)容。這節(jié)課我們就現(xiàn)在完成時的

2、重點難點及考點進(jìn)行詳細(xì)講解。新課講解1.含義1).表示一個動作發(fā)生在過去，并且已經(jīng)結(jié)束，強(qiáng)調(diào)對現(xiàn)在的影響。（瞬間動詞適用于這種情況） 例子：  He has just seen the film.他剛剛看過這場電影。She has passed the exam so far.到目前為止她已經(jīng)通過了考試2).表示一個動作發(fā)生在過去，并且沒有結(jié)束，一直持續(xù)到現(xiàn)在，并有可能持續(xù)到未來。（延續(xù)性動詞適用于這種情況） 例子：I have lived here for about ten years. We have been very busy since th

3、e new term began.2.結(jié)構(gòu)歌訣： 完成時，很簡單， have, has 再加done.  I, you, we, they 用have， 其他has把身現(xiàn)。 否定not 加其后， 疑問句里提向前。 如果要把時間加，since一點，for一段。 強(qiáng)調(diào)完成有不同， yet，already句中添。yet否定，疑問見，already表示“已做完”。 never，ever表經(jīng)歷，用在過去分詞前，never本身表否定，ev

4、er“曾經(jīng)”句意全。肯定句：主語 + have/has +動詞過去分詞 （完成時，很簡單， have, has 再加done.  I, you, we, they 用have， 其他has把身現(xiàn)。）I have already finished my lunch.She has just gone out.練習(xí)A) 選用have, has填空：1. I _ told him the news.2. She _ come back from sch

5、ool.3. You _ won the game.否定句：主語 + have/has not +動詞過去分詞（縮寫：haven't（否定not 加其后）he has never been there.Tom hasnt come back yet. 練習(xí)She has already finished her meal.疑問句：Have /Has + 主語 + 動詞過去分詞？（疑問句里提向前）。簡略答語：Yes, 主語 + have / has.(肯定)No, 主語 + havent / hasnt.(否定)Hav

6、e you heard the news yet? Yes, I have.Have you ever climbed that mountain? No, I haven,t. 上一份練習(xí)改成疑問句 讓學(xué)生回答）練習(xí)They have lived in Guilin for ten years.過去分詞1 、規(guī)則動詞：規(guī)則動詞的過去分詞的構(gòu)成規(guī)則與規(guī)則動詞的過去式的構(gòu)成規(guī)則相同。四點變化規(guī)則：(1)、一般動詞，在詞尾直接加“ ed ”。work-worked-worked ,visit-visited-visited(2)、以“ e ”結(jié)尾的動詞，只在詞尾加“ d ”。live-lived-

7、lived ,(3)、以“輔音字母 + y ”結(jié)尾的動詞，將 "y" 變?yōu)?"i" ，再加“ ed ”。study-studied-studied ,cry-cried-cried(4)、重讀閉音節(jié)結(jié)尾，末尾只有一個輔音字母，先雙寫該輔音字母，再加“ ed ”。stop-stopped-stopped , drop-dropped-dropped2 、：AAA型 cost cost cost , cut cut cut, read read read 等AAB型 beat beat beaten 等ABA型 come came come run ran

8、run 等ABB型 bring brought brought buy bought bought think thought thought 等 ABC型 do did done go went gone see saw seen 等B) 按要求改寫下列各句：4. They  have bought a computer.  (改成否定句)    _We  have finished our homework .  (改成否定句)   

9、0;_5. He has lost his book.  (先改成一般疑問句，再作肯定與否定回答)     _ _      _ _ They have cleaned the classroom.  (先改成一般疑問句，再作肯定與否定回答)     _ _  _ _3.標(biāo)志詞：（1） “已完成”“過去對現(xiàn)在的影響“ already，表示：已經(jīng)（肯定句中，可放句中或句末）, yet，表示：已經(jīng)、還.（否定句

10、和疑問句中，用在句末）, just，表示：剛剛 （瞬間動詞）He has already got her help.他已得到她的幫助。He has just seen the film.他剛剛看過這場電影。He hasnt started yet.他還沒有動身。強(qiáng)調(diào)到現(xiàn)在為止的的生活經(jīng)歷：（延續(xù)性動詞）never，表示從來沒有 ，ever，表示：曾經(jīng)（長用于否定和疑問句），once,一次twice 兩次,three times 三次，so far 到目前為止。She has never been late for school. 他上學(xué)從未遲到過。 Have you eve

11、r lived in this hotel? 你曾經(jīng)住過這個酒店嗎？They have been to Beijing twice. 他們?nèi)ミ^兩次北京了。She has passed the exam so far.到目前為止她已經(jīng)通過了考試。（2） “未完成”“過去到現(xiàn)在可能剛剛結(jié)束，也可能繼續(xù)下去”（延續(xù)性動詞）since + 過去時間點，表示：自從.（1）since+（過去的）月份/年份，（2）since+ 一段時間+ago（3）since+ 一般過去時從句 for + 時間段：表示：持續(xù)I havent seen him for two years. She has taug

12、ht English for ten years.延續(xù)性動詞和非延續(xù)性動詞的相互轉(zhuǎn)換 初中階段常見的有：buyhave,leavebe away, borrowkeep, joinbe a member / diebe dead, becomebe, open (v.)be open (adj.) comebe, go outbe out, leavebe away (from), beginbe on,等。He has been away for two years.他已走了兩年。 He has been an English teacher since 1992.自從1992年以

13、來他一直當(dāng)英語教師。1. He bought the book two weeks ago. = He has had the book for two weeks.2. She left two years ago. = has been away for two years.3.He died 20 years ago. = He has been dead for 20 years.4. The factory opened in 1999. = The factory has been open since 1999.5. He joined the army three years

14、ago. =He has been in the army for three yearshave been in, have been to 與have gone to 的用法   1. have(has) been in 意為“已經(jīng)在某地呆了多長時間”，常與表示一段時間的狀語連用。如：   Mr. Brown has been in Shanghai&#

15、160;for three days. 布朗先生來上海已經(jīng)有三天了2. have(has) been to意為“曾經(jīng)去過某地,現(xiàn)在已經(jīng)回來”，可與just, ever, never，once ,twice等連用。如：   I've just been to the post office. 我剛才去郵局了。   Have you ever been&

16、#160;to Hangzhou? 你曾經(jīng)去過杭州嗎？ Mary has never been to the Great Wall. 瑪麗從未去過長城They have been to that village several times. 他們?nèi)ミ^那個村莊好幾次了。3. have(has) gone to 意為“到某地去了”，表示到了某地或正在去某地的途中?？傊f

17、話時該人不在現(xiàn)場，一般不用第一、第二人稱代詞作句子的主語。如：   Where is Tom? 湯姆在哪里？   He has gone to the bookshop.他到書店去了。   一，單項選擇1、Both  his  parents  look  sad .Maybe they  _what's  happened  to  him .&#

18、160; knew  .  have known   .  must know   .will know2、He  has  _ been  to  Shanghai , has  he ?.  already   .never    .ever    . still3、Have  you  met  Mr  Li _？.  just&#

19、160;  .  ago     .before   .  a moment ago4、The famous writer _ one new book in the past two year. is  writing    .was  writing    .wrote  .has  written 5、-Our country  _ a lot so far .-Yes . I hope i

20、t will be even _ . has  changed ; well   .  changed ; good. has  changed ; better .  changed ; better6、Zhao Lan _already  _in this school for two years . was ; studying                &

21、#160;  . will ; study. has ; studied                     . are ; studying7、We _ Xiao  Li  since  she  was  a  little  girl . know   .  had 

22、known   . have  known   .  knew 8、Harry Potter is a very nice film .I_ it twice .  will  see     .  have  seen     .  saw   .see9、-These  farmers  have  been  to  the

23、0; United  States .   -Really ? When _  there ?. will  they  go      .  did  they  go.  do  they  go      .  have  they  gone10、-_ you _ your  homework  yet ?-Yes .

24、I _  it  a  moment  ago .  Did ; do ; finished    .  Have ; done ; finished.  Have ; done ; have  finished   .  will ; do ; finish11、 His  father  _ the  Party  since  1978 .  joined   

25、 .  has joined  .  was in .  has  been  in12、-Do you know him well ?-  Sure .We _ friends since ten years ago .  were    . have been  . have become   . have made13、-How long have you  _ here ?-About two months .  been

26、60;    .  gone     .  come  .  Arrived14、Hurry  up! The  play _ for  ten  minutes .  has  begun .  had  begun .  has  been  on.  Began15、 It  _ ten  years  since  he

27、  left  the  army .  is   .  has    .  will    .  was16、 Miss  Green  isn't  in  the  office . she_  to  the  library .has  gone  . went   .will  go &#

28、160; .  has  been17、My  parents _  Shandong  for  ten  years .  have  been  in                      . have  been  to.  have 

29、gone  to                      . have  been18、The students have cleaned the classroom,      ?A. so they   B. don't they   C. have they   D. haven't they19、has Mr White been a member of Greener China since he        to China?A. How soon, comes