牛津译林版八年级下册Grammar多媒体教学ppt课件

这是一份牛津译林版八年级下册Grammar多媒体教学ppt课件，文件包含period4Unit1Grammarpptx、Period3Grammar教案doc、Unit1PastandpresentGrammar导学案docx等3份课件配套教学资源，其中PPT共20页， 欢迎下载使用。
yet adv. 还，仍recentlyadv. 近来，最近past adj. 过去的
She had breakfast at 6 ’clck. She has had breakfast.
He mved here tw years ag. He has lived here fr tw years.
They have been t Hng Kng nce.
She has had breakfast.
He has lived here fr tw years.
用法1：现在完成时表动作发生在过去并对现在造成影响。
用法2：现在完成时表动作发生在过去并一直持续到现在，有可能继续持续下去。
用法3：现在完成时表到现在为止某动作发生了多少次。
助动词have (has）+ 过去分词(dne)
They have arrived.
主语 + 谓语（动词过去分词）
阅读五个句子，讨论并完成问题 1. She has helped the children with their lessns fr an hur. 2. They have learned English fr three years. 3. I /we have nt tld it t him. 4. Jim has nt seen the film befre. 5. Has he finished his hmewrk yet? Yes, he has./ N, he hasn’t.
1.现在完成时结构 肯定：______+_______+_____ 否定：______ + ______+______ 一般疑问句：把________提前 肯定回答 __________ / 否定回答___________ 2.have nt 可缩写成_______has nt 可缩写成 _______
I/We/Yu/They + 助动词have + p.p(过去分词）+其它。He/She/It + 助动词has + p.p(过去分词）+其它。
We ______________ Betty. (knw） She ______________very ppular nw. （becme)
Mr Chen hasn’t mved t any ther city yet. The snw hasn’t melted yet.
I/We/Yu/They+have nt / haven’t +p.p(过分）+其它。He/She/It +has nt / hasn’t +p.p(过分）+其它。
(3)一般疑问句及回答
---Have+I/yu/we/they+p.p(过去分词）+其它？---Yes, I/yu/we/they have. ---N, I/yu/we/they haven’t.---Has +she/he/it+p.p(过去分词) +其它？---Yes, she/he/it has.---N, she/he/it hasn’t.
1. _______ yu ever_______ Betty befre? (meet） 2.______ she __________very ppular recently?（becme)
Have met---N, I haven’t.
Has becme---Yes, She has.
过去分词 regular verbs(规则动词）
大多数动词末尾加-ed
结尾是“辅音字母+y”的动词，先变“y”为“ i”再加-ed
结尾是元音+y的动词，直接加ed
以“一个元音+一个辅音”结尾的单音节动词
1.I ____________ (d) my hmewrk __________________(nt finished) his hmewrk ever _______(be) t Beijing?4.We ______ never ______ (see) such an exciting match _____ just _________(clean) the huse. Please dn’t cme ________________(practice) this dialgue twice.
has nt finished
have practiced
用现在完成时态完成下面的句子：
1 brrw2 hpe3 make4 get5 plan6 cry
7 send8 watch9 say10 grw11 hit12 enjy
brrwedhpedmadegtplannedcried
sentwatchedsaidgrwnhit enjyed
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
M: ______ yu ______ (see) any films recently, Sandy?S: N, I haven’t. What abut yu?M: Well, I ______ (see) ne last Saturday.S: What is 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
1. Revise the usage f the Present Perfect Tense. 2. Finish the exercises n the wrksheet.