牛津译林版八年级下册Grammar教课课件ppt

这是一份牛津译林版八年级下册Grammar教课课件ppt，共35页。PPT课件主要包含了含义，基本结构，过去分词的变化规则，made made，got got ，sent sent，said said，grew grown，hit hit，句型转换等内容，欢迎下载使用。
Present perfect tense
含义基本结构---★动词过去分词的变化规则句型转换标志词特殊考点
过去发生的动作，对现在有影响；--D yu want t see the film" leap”?--I have already seen the film.Eddie has just eaten Hb’s fd.(Hb has n fd t eat.)过去发生的动作延续到现在，并且有可能延续到将来；I have lived here since I was brn.She has learned English fr ten years.谈论截至目前为止，动作发生的次数。I have seen the film twice.She has already read the bk many times.
I had a big meal.I have already had a big meal.
主语+ 助动词（have/has)+过去分词（dne) …
帮助动词构成时态的词叫做助动词
d/des/didhave/has
现在分词：V-ing（进行时）一般过去式：V-ed（过去式）过去分词：dne（完成时）
have+dnehave+n
过去分词的变化规则
规则变化---同一般过去式(V-ed)规则一致。---直去双改reach-reached-reached finish-finished-finishedchange-changed-changed mve-mved-mvedstp-stpped-stppedplan-planned-plannedcry-cried-criedcarry-carried-carried不规则变化★
不规则变化★AAA型cut-cut-cut hit-hit-hit cst-cst-cst hurt-hurt-hurtAAB型beat-beat-beatenABB型have-had-hadcatch-caught-caughtthink-thught-thughtABA型cme-came-cmebecme-became-becmeABC型fly-flew-flwng-went-gnebe-was/were-been★朗读培养语感+反复默写巩固+在习题中不断巩固
不规则变化★P122-P123 不规则动词表 10个一组，完成打卡
1. brrw _______ 2. hpe ______3. make ______ 4. get _______5. plan ________ 6. cry ____7. send _____ 8. watch _______9. say ______ 10. grw ______11. hit _____ 12. enjy _______
Mr. Wu wants the students t practise using the present perfect tense. Help them write the past participles f the verbs belw. (P 14)
brrwed brrwed
planned planned
cried cried
watched watched
enjyed enjyed
have/has + dne★句型的转换依靠助动词（have、has)来完成。
Lily has lived here fr 2 years.
Lily has nt lived here fr 2 years.
Has Lily lived here fr 2 years?
Yes, she has; N, she hasn’t.
has nt=hasn’t
They have lived here fr 2 years.
They have nt lived here fr 2 years.
Have they lived here fr 2 years?
Yes, they have; N, they haven’t.
have nt=haven’t
特殊疑问句特殊疑问词+一般疑问句Lily has lived here fr 2 years.Hw lng has Lily lived here?Lily has lived here since 2 years ag.Hw lng has Lily lived here?对fr/since（表示一段时间）提问，都用Hw lng.
主语 + have/has 缩写形式 ★
she’s + dne: she hasshe’s + adj/n/ding: she is
①already已经 yet还，仍，(已经)already用于肯定句；yet疑问句、否定句I have seen the film.Have yu seen the film ?I haven’t seen it .
--I have finished the reprt, hw abut yu?--Oh, I haven’t finished it .yet; alreadyB. already; yetC. already; alreadyD. yet; yet
②ever曾经 never从未Have yu seen the film?I have seen it.
--Have yu travelled by car?--N, I have travelled in a car.already; neverB. ever; yetC. never; alreadyD. ever; never
This is (interesting) film I have ever seen.
the mst interesting
③just 刚才，刚刚Eddie has just eaten Hb’s fd.I have just seen the film Gne with the wind.Lucy (buy) a purse just nw.
just现在完成时标志词，just nw一般过去时标志词。
④befre之前，以前I (meet) her befre.I (meet) her ten days ag.
befre是现在完成时标志词，ag是一般过去时标志词。
-- yu the film befre? --Yes, I it just a few days ag.Have; watched; sawB. Did; watch; sawHave; watch; have watchedDid; watch; have watched
⑤in/ver/during the past few years 在过去的一段时间内I （teach）English in the past ten years.I （teach）English in the past.
have taught
in the past few years是现在完成时标志词，in the past是一般过去时标志词。
⑥recently 最近I (change) my jb recently.
have changed
⑦ s far; up t nw; until nw; till nw.到现在为止S far, I (live) here fr ten years.
⑧ since/fr 表示一段时间,以及对一段时间提问的hw lngI (live) here since I was brn.I (live) here since 1994.I (live) here since ten years ag.I (live) here fr ten years.Hw lng (live) here?
since后跟的是过去的1.时间点;2.表时间点的从句；3.一段时间+ag，since从句用一般过去时，fr后是一段时间。I have lived here since I have been brn.
have yu lived
⑨表示次数 nce，twice，three times…以及hw many times的提问。I the bk “treasure land” several times.Hw many times (see) the mvie?
have yu seen
1. We have lived here _______ 1990.3. The by has had a bad cld ____ last night.3. I have waited ____ tw hurs. 4. Sally has been away frm Lndn ____ last Saturday.5. Our schl has changed a lt _____ the new building was built.6. Tmmy has had this mtrcycle ____ three years.7. My parents have been married ___20 years.8. My parents have been married ___ 20 years ag.
用fr和since完成句子
1. They ____________ (finish) their hmewrk already.2. Jhn _____ never _______ (visit) China.3. Mr Li ____________ (repair) ver ten bicycles since Mnday.4. We ____________ (nt see) each ther fr years.5. My parents _____________ (nt cme) back yet.6. Our teacher ___________ (teach) us a lt abut the histry f China.
have finished
have nt cme
have nt seen
has repaired
has visited
Mr. Wu asks the students t cmplete the sentences belw using the present perfect tense. Help them cmplete the sentences. (P 14)
M: _____ yu _____ (see) any films recently, Sandy?S: N, I haven’t. What abut yu?M: I ____ (see) ne last Saturday. S: What’s it abut?M: It’s abut the changes in Beijing ver the past century. Frm this film, I __________ (learn) mre abut Beijing’s past and present.S: Oh, I think I __________ (hear) abut the film. D yu plan t see it again?M: Yes, I’d like t.
have learnt
Millie and Sandy are talking abut a film abut the histry f Beijing. Cmplete their cnversatin with the crrect frms f the verbs in brackets. (P 14)
— ____ yu ever ____ in a grup? — Yes, I have. A. Did, study B. Are, studying C. Were, studying D. Have, studied2. — Lucy, _____ yu ____ yur ticket? — Nt yet. A. did; find B. have; fund C. has; fund D. d; find3. My grandmther ______ a lt f changes in Tianjin since she came here. A. sees B. can see C. will see D. has seen
I. Multiple chice.
4. My aunt is a writer. She ______ mre than ten bks since 1980. A. writes B. wrte C. has written D. will write 5. — Lk at these stamps. I _______ them fr five years.     — Ww, they are wnderful.   A. had        B. have had           C. have bught
6. — I’d like t intrduce my best friend t yu, Peter. — Thank yu, Lucy. But we ______ already. A. meet B. met C. will meet D. have met7. Since 2000, Jingmen has becme a new city. Everything ______. A. is changed        B. was changed      C. had changed    D. has changed
1. I ________ (have) dinner. I am full.2. We _________ (read) this stry already.3. They ________ (see) the mvie befre.4. She __________ (just buy) sme nice tys.5. Hurry up! Lunch _____ already ______ (begin).6. We ___________ (wash) ur clthes. They’re clean nw.7. _____ he ever _______ (ride) a bike?
has just bught
have washed
II. Fill in the blanks with .
1. I’ve already had dinner. (否) I ________ _____ dinner _____.2. He has just finished his hmewrk. (否) He ______ _______ his hmewrk ___.3. Mum has cked the dinner. (否) Mum _______ _______ the dinner.4. I have dne my hmewrk. (疑) _____ yu dne yur hmewrk ___?5. I have ridden a hrse. (疑) _____ yu _____ ridden a hrse?
hasn’t cked
III. 将下列句子改为否定句或疑问句。
IV. Put the fllwing sentences int English.
1. 你已经制作好生日贺卡了吗？ ______ _______ __________ making the birthday card ______?2. 我已经吃过早饭了，现在一点也不饿。 I _______ _______ ________ breakfast, and nw I am nt hungry at all.3. — 你这周日准备做什么？— 还没决定。 — What are yu ging t d this Sunday? — I _______ ________ ___.
have already eaten
Have yu finished
haven’t decided yet
4. — 你读过《哈利·波特》这本书么？ — 是的，我已经读过好多遍了。 — _____ yu _____ the bk Harry Prter? — Yes, I _____ _______ ______ it several times.5. 自从1978年以来，他一直住在这儿。 He _____ _____ here _____ 1978.
Have read
have already read
has lived since