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牛津译林版八年级下册Unit 1 Past and PresentGrammar授课课件ppt
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这是一份牛津译林版八年级下册Unit 1 Past and PresentGrammar授课课件ppt，共39页。PPT课件主要包含了基本结构，一般疑问式， 回答，肯定否定， 否定式，verb＋ed，以不发音的e结尾＋d，双写＋ed，去y＋ied，过去分词的构成等内容，欢迎下载使用。
Learning aims 1. Learn t use the present perfect tense.2. Knw t frm the past participles f regular and irregular verbs. 3. Realize the difference between the simple past tense and the present perfect tense.
Hw lng has Mr. Chen lived in Sunshine Twn?2. Can Mr. Chen see his ld friends as ften as befre?
He has lived here since he was brn.
N. Because mst f his ld friends have mved away.
Lead-in Ask and answer
have/has + dne(动词过去分词)
present perfect tense
A stry abut Eddie!
past present Eddie was brn fur years ag.
Step 1:现在完成时用法
fur years ag
我们用现在完成时表示从过去持续到现在的动作或状态。
Eddie has lived with Millie since he was brn.
Eddie has lived with Millie fr fur years.
我们用现在完成时表示已完成但对现在有一定影响的动作。
Hb tld Millie: “Eddie has eaten my fd.” (Eddie ate the fd and nw Hb has nthing t eat.）
Present Perfect Tense (现在完成时态)
助动词have/has +动词的过去分词
Wrk ut the rule!
Step 2:现在完成时的构成
We ___________ (live) here since we were brn.
fr 14 years.
We ____________(study) here since 2016.
fr 2 years.
have studied
I have watched the TV shw many times.
Have yu watched the TV shw many times?
Yes, I have.
N, I haven’t.
He/She hasn’t watched the TV shw many times.
Present Perfect Tense (现在完成时)
将 have/has提前到句首
Yes, 主语+have/has.
N, 主语+haven’t/hasn’t.
Present Perfect Tense (现在完成时)
have/has nt +动词的过去分词
haven’t /hasn’t
Exercises (仿照例句看表格造句）
clean the rm
clean the windw
see a film
make dinner
fly t Beijing
visit the Great Wall
1. We ____________ the rm but we _____________ the windw.
2. _______ yu ________ the rm? Yes, _______. ________ yu ________ the windw? N, __________.
have cleaned
haven’t cleaned
watch Beijing Opera
mvelivelvelike
动词的过去式和过去分词的构成:
visitrepairwatchfinish
visited visited repaired repairedwatched watchedfinished finished
mved mved lived lived lved lved liked liked
Step 3:过去分词的构成
stpmptrapplan
stpped stpped mpped mppedtrapped trappedplanned planned
注:以一个辅音字母结尾的重读闭音节词,双写最后一个辅音字母＋ed
study hurry
studied studiedhurried hurried
注:以辅音字母加y结尾的词,去y＋ied.
Task ne:Play a game（说出所给动词的过去分词）
1 brrw2 hpe3 make4 get5 plan6 cry
7 send8 watch9 say10 grw11 hit12 enjy
brrwedhpedmadegtplannedcried
sentwatchedsaidgrwnhit enjyed
Task tw: Finish Part A n page 14
（1）already “已经”，放在肯定句句中或句末；（2）yet 放在疑问句句尾时，表示“已经”； 放在否定句句尾时，表示“还(没，不)”
step4. 常用的时间状语及区别
（3）ever “曾经”，用于疑问句或否定句中；（4）never “从来没有”，表示否定句中。
（5）just “刚刚”，用于陈述句中。（6）recently “近来”，用于句末。 (7) s far“到目前为止”（8）befre“之前”，用于句末（9）fr+时间段（10）since+过去的时间或一般过去式的句子
Task ne: 用already或yet填空He has ________ visited many places in China. 2. Lily has had breakfast ___________. Has she arrived _______? Have they cme ________? 5. The train hasn't arrived __________.
注意 "already" 在句中的两种位置.
1.—Have yu______ seen the film? —N. I have _______seen it.
2. —Has the bus left _____? —Yes. It has left________. N. It hasn’t left_______.
选择already, yet, never, ever填空。
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
has visited
has repaired
haven’t seen
haven’t cme
Finish Part B n page 14
M : ______ yu ____ (see)any films recently, Sandy?S : N, I _______.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
Finish Part C n page 14
simple past tense vs. present perfect tense
Hw well d yu knw him?
He studied at primary schl frm 2005 t 2011.
He jined the TFbys fur years ag.
2005 2011
He was brn in 1999.
primary schl
jin the TFbys
He was brn in 1999. He studied at primary schl frm 2005 t 2011.He jined the TFbys fur years ag.
常与一般过去时态连用的时间有：
yesterday (mrning /afternn/ evening),the day befre yesterday, last night (week/ mnth/ year)(tw days/a week/three years) ag, this mrningin (1990, Octber), the ther day, just nw
simple past tense 一般过去时
我们用一般过去时谈论在过去某一时间里所发生的动作或存在的状态.
Things that happened in the past
An actin happened in the past and cntinues t nw;The result f an actin;Hw many times an actin happened in the past.
past frm(过去式)
have/has +past participle（过去分词）
yesterday, the day befre yesterday, just nw, year/..., tw years ，in 2008/...
since, fr, already, just, ever, never, yet, recently, nce, twice, ..., many times, in/during/ver the years, s far, till nw
Finish Part A and B n p41
I ______ (visit) the Palace Museum with my grandparents the ther day.
I ________ (climb) Munt Huang last Summer.
_____ yu ever _____ (try) the famus Tianjin Bazi?
I am happy that I ___________(learn) t swim.
Have tried
have learnt
1. I ________________ (finish/ just) my hmewrk. Millie ________ (finish) her hmewrk 20 minutes ag.2. I ______ (write) an email t my friend yesterday. Daniel _________________ (write/ already) tw emails.
has already written
have just finished
3. I ______(be) in Hainan last week. Sme f ur classmates _____________ (nt be) t Hainan yet.4. I __________ (live) in Sunshine Twn since I was brn. Daniel _____ (live) in Nanjing in 2007.
have nt been
Level 1中考链接
( ) 1. Have yu ever been t Yangzhu? Yes. Last mnth, I ______ there. A. have been B. went C. will g D. g( ) 2. Julie and her father______t the Slender WestLake tw days ag.They ______ there many times. A.went;have been B.g;have been C. went;has been D. have gne;are( ) 3. A mumber f turists_______Yangzhu ver the past years. A.have been t B.has been t C.has gne t D. have gne t
( ) 4. I wnder when yu _________the new watch. Well, I ______it fr tw weeks. A. have bught; have had B. bught; have bught C. bught; have had D. have bught; have bught( ) 5. ---Where have yu_______ these days? ---I have_______ t Yangzhu with my friends. A. been; gne B. been; been C. gne; been D. gne; gne
Level 2用一般过去时或现在完成时完成下列句子。
1.Eric __________(live)here since he ________(mve) t (buy) an English dictinary yesterday. 3.Smene ____ just _______(turn) ff the lights in the ________(see) the film n TV last _____________(learn) English fr nearly ten years.
has turned
Millie: ___________________ (yu/be/ever) t Nanjing?Simn: Yes. I(2)____________(be) there three times.Millie: When (3)____________ (yu/g) there last?Simn: Last summer. I (4)______(spend) a week there.Millie: (5)____________ (yu/like) it?
Have yu ever been
Did yu like
Simn: Oh yes. I (6)_____ (have) a great time there. I (7)______ (visit) many places f interest and (8)____ (eat) lts f lcal fd.Millie: Lucky yu! I (9)_______________ (be/never) there.
have never been
Saturday, 15 MarchHave yu ever dreamt f travelling arund the wrld withut a passprt? Yes, yu can realize yur dream by taking an nline tur. Yesterday Danniel (1)_________ me an nline tur f the USA. I (2)_____ never _____ s many wnderful pictures befre.
have seen
Learning aims 1. Learn t use the present perfect tense.2. Knw t frm the past participles f regular and irregular verbs. 3. Realize the difference between the simple past tense and the present perfect tense.
Hw lng has Mr. Chen lived in Sunshine Twn?2. Can Mr. Chen see his ld friends as ften as befre?
He has lived here since he was brn.
N. Because mst f his ld friends have mved away.
Lead-in Ask and answer
have/has + dne(动词过去分词)
present perfect tense
A stry abut Eddie!
past present Eddie was brn fur years ag.
Step 1:现在完成时用法
fur years ag
我们用现在完成时表示从过去持续到现在的动作或状态。
Eddie has lived with Millie since he was brn.
Eddie has lived with Millie fr fur years.
我们用现在完成时表示已完成但对现在有一定影响的动作。
Hb tld Millie: “Eddie has eaten my fd.” (Eddie ate the fd and nw Hb has nthing t eat.）
Present Perfect Tense (现在完成时态)
助动词have/has +动词的过去分词
Wrk ut the rule!
Step 2:现在完成时的构成
We ___________ (live) here since we were brn.
fr 14 years.
We ____________(study) here since 2016.
fr 2 years.
have studied
I have watched the TV shw many times.
Have yu watched the TV shw many times?
Yes, I have.
N, I haven’t.
He/She hasn’t watched the TV shw many times.
Present Perfect Tense (现在完成时)
将 have/has提前到句首
Yes, 主语+have/has.
N, 主语+haven’t/hasn’t.
Present Perfect Tense (现在完成时)
have/has nt +动词的过去分词
haven’t /hasn’t
Exercises (仿照例句看表格造句）
clean the rm
clean the windw
see a film
make dinner
fly t Beijing
visit the Great Wall
1. We ____________ the rm but we _____________ the windw.
2. _______ yu ________ the rm? Yes, _______. ________ yu ________ the windw? N, __________.
have cleaned
haven’t cleaned
watch Beijing Opera
mvelivelvelike
动词的过去式和过去分词的构成:
visitrepairwatchfinish
visited visited repaired repairedwatched watchedfinished finished
mved mved lived lived lved lved liked liked
Step 3:过去分词的构成
stpmptrapplan
stpped stpped mpped mppedtrapped trappedplanned planned
注:以一个辅音字母结尾的重读闭音节词,双写最后一个辅音字母＋ed
study hurry
studied studiedhurried hurried
注:以辅音字母加y结尾的词,去y＋ied.
Task ne:Play a game（说出所给动词的过去分词）
1 brrw2 hpe3 make4 get5 plan6 cry
7 send8 watch9 say10 grw11 hit12 enjy
brrwedhpedmadegtplannedcried
sentwatchedsaidgrwnhit enjyed
Task tw: Finish Part A n page 14
（1）already “已经”，放在肯定句句中或句末；（2）yet 放在疑问句句尾时，表示“已经”； 放在否定句句尾时，表示“还(没，不)”
step4. 常用的时间状语及区别
（3）ever “曾经”，用于疑问句或否定句中；（4）never “从来没有”，表示否定句中。
（5）just “刚刚”，用于陈述句中。（6）recently “近来”，用于句末。 (7) s far“到目前为止”（8）befre“之前”，用于句末（9）fr+时间段（10）since+过去的时间或一般过去式的句子
Task ne: 用already或yet填空He has ________ visited many places in China. 2. Lily has had breakfast ___________. Has she arrived _______? Have they cme ________? 5. The train hasn't arrived __________.
注意 "already" 在句中的两种位置.
1.—Have yu______ seen the film? —N. I have _______seen it.
2. —Has the bus left _____? —Yes. It has left________. N. It hasn’t left_______.
选择already, yet, never, ever填空。
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
has visited
has repaired
haven’t seen
haven’t cme
Finish Part B n page 14
M : ______ yu ____ (see)any films recently, Sandy?S : N, I _______.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
Finish Part C n page 14
simple past tense vs. present perfect tense
Hw well d yu knw him?
He studied at primary schl frm 2005 t 2011.
He jined the TFbys fur years ag.
2005 2011
He was brn in 1999.
primary schl
jin the TFbys
He was brn in 1999. He studied at primary schl frm 2005 t 2011.He jined the TFbys fur years ag.
常与一般过去时态连用的时间有：
yesterday (mrning /afternn/ evening),the day befre yesterday, last night (week/ mnth/ year)(tw days/a week/three years) ag, this mrningin (1990, Octber), the ther day, just nw
simple past tense 一般过去时
我们用一般过去时谈论在过去某一时间里所发生的动作或存在的状态.
Things that happened in the past
An actin happened in the past and cntinues t nw;The result f an actin;Hw many times an actin happened in the past.
past frm(过去式)
have/has +past participle（过去分词）
yesterday, the day befre yesterday, just nw, year/..., tw years ，in 2008/...
since, fr, already, just, ever, never, yet, recently, nce, twice, ..., many times, in/during/ver the years, s far, till nw
Finish Part A and B n p41
I ______ (visit) the Palace Museum with my grandparents the ther day.
I ________ (climb) Munt Huang last Summer.
_____ yu ever _____ (try) the famus Tianjin Bazi?
I am happy that I ___________(learn) t swim.
Have tried
have learnt
1. I ________________ (finish/ just) my hmewrk. Millie ________ (finish) her hmewrk 20 minutes ag.2. I ______ (write) an email t my friend yesterday. Daniel _________________ (write/ already) tw emails.
has already written
have just finished
3. I ______(be) in Hainan last week. Sme f ur classmates _____________ (nt be) t Hainan yet.4. I __________ (live) in Sunshine Twn since I was brn. Daniel _____ (live) in Nanjing in 2007.
have nt been
Level 1中考链接
( ) 1. Have yu ever been t Yangzhu? Yes. Last mnth, I ______ there. A. have been B. went C. will g D. g( ) 2. Julie and her father______t the Slender WestLake tw days ag.They ______ there many times. A.went;have been B.g;have been C. went;has been D. have gne;are( ) 3. A mumber f turists_______Yangzhu ver the past years. A.have been t B.has been t C.has gne t D. have gne t
( ) 4. I wnder when yu _________the new watch. Well, I ______it fr tw weeks. A. have bught; have had B. bught; have bught C. bught; have had D. have bught; have bught( ) 5. ---Where have yu_______ these days? ---I have_______ t Yangzhu with my friends. A. been; gne B. been; been C. gne; been D. gne; gne
Level 2用一般过去时或现在完成时完成下列句子。
1.Eric __________(live)here since he ________(mve) t (buy) an English dictinary yesterday. 3.Smene ____ just _______(turn) ff the lights in the ________(see) the film n TV last _____________(learn) English fr nearly ten years.
has turned
Millie: ___________________ (yu/be/ever) t Nanjing?Simn: Yes. I(2)____________(be) there three times.Millie: When (3)____________ (yu/g) there last?Simn: Last summer. I (4)______(spend) a week there.Millie: (5)____________ (yu/like) it?
Have yu ever been
Did yu like
Simn: Oh yes. I (6)_____ (have) a great time there. I (7)______ (visit) many places f interest and (8)____ (eat) lts f lcal fd.Millie: Lucky yu! I (9)_______________ (be/never) there.
have never been
Saturday, 15 MarchHave yu ever dreamt f travelling arund the wrld withut a passprt? Yes, yu can realize yur dream by taking an nline tur. Yesterday Danniel (1)_________ me an nline tur f the USA. I (2)_____ never _____ s many wnderful pictures befre.
have seen
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