初中英语牛津版 (深圳&广州)八年级上册（2013秋审查）Unit 5 Educational exchanges图文ppt课件

这是一份初中英语牛津版 (深圳&广州)八年级上册（2013秋审查）Unit 5 Educational exchanges图文ppt课件，文件包含52pptx、51pptx、53pptx、54pptx、51doc、52doc、53docx、54docx等8份课件配套教学资源，其中PPT共99页， 欢迎下载使用。

After this lessn, yu will be able t:1. learn when t use present perfect tense.2. learn the structure f present perfect tense3. master the adverbs already,yet, ever and never4. apply present perfect tense t make up sentences
Experiencing
Try Everything
Lk hw far yu've cme, yu filled yur heart with lveBaby yu've dne enugh that cut yur breath
PRESENT PERFECT TENSE
When t use present perfect tense?
1) We use present perfect tense t talk abut experiences. 谈论经历
2) We use present perfect tense t talk abut an actin which started in the past and cntinues up t nw. 谈论过去开始并持续到现在的动作
3) We use present perfect tense t talk abut a past actin that still has the result at the present. 谈论过去发生但对现在仍有影响的行为
What's the structure f present perfect tense?
Main structure
He has been t space.
subject（主语）
past participle
Main structure 主要结构
Past paticiple 过去分词
regular verbs(规则动词)
irregular verbs(不规则动词)
Past participle f regular verbs
Simple past
Past participle
(1)一般动词，在词尾直接加“-ed ”
(2)以不发音的“e”结尾，只在词尾加“d ”
(3)以“辅音字母 + y ”结尾，改 "y" 为 "i" ，再加“-ed”
(4)重读闭音节中，以“元音+辅音”结尾，先双写该辅音字母，再加“-ed”
Past participle f irregular verbs
Back t textbk
I've learnt t use chpsticks, ...
It's been a fantastic experience s far.
I've learnt a bit f t'ai chi, ...
We've already learnt a lt abut Chinese culture and histry.
The teachers have intrduced us t Chinese painting as well.
We've als tried t paint sme pictures urselves.
I haven't had much success yet, ...
I've made many new friends...
基本结构:have / has
Task：Scan t underline all the sentences using present perfect tense.
Psitive frm
Negative frm
Questin frm
主语+have / has + dne...
Negative frm 否定形式
主语+have / has nt+dne...
have nt=haven't
has nt=hasn't
Watch a vide and find ut the questin frm f present perfect tense.
Yes r N questin一般疑问句式
Have yu ever imagined a future with me?
Have/has+主语+
N, I haven't.
Yes, I have.
Infrmatin questin特殊疑问句式
Hw lng has he been gne?
Wh-疑问词+have/has+主语+
Have/has+主语+
Wh-疑问词+have/has+主语+
Present perfect tense with already, yet, ever and never.
Let's watch a mvie fr fun!
Ok~pick ne frm Netflix.
What abut Bnes?
Emm, I've___________seen it.
Then hw abut The Grey? Have yu _______ watched it befre?
Aha, npe. But I'm nt a fan f dark mvies.
Ok, then Bys Girls? It's a rmantic stry!
I have ________ heard abut this mvie but I really want t enjy a lve mvie.
By the way, the mvie Space Jam is n.
Great, I haven't watched it __________. Let's g watch it tmrrw!
Practical drill 1
yu have played
we have been
I have spent
she has said
they have left
Change the wrds int the present perfect tense.
Make the present perfect - it culd be psitive, negative r questin.
1) (yu /already/ keep a pet fr three years)________________________________________2) (he / hurt his leg)_________________________________
Yu've already kept a pet fr three years.
3) (yu / eat Thai fd befre)?_________________________________4) (we / nt / lse ur tickets)_________________________________
He has hurt his leg.
Have yu eaten Thai fd befre?
We haven't lst ur tickets.
Practical drill 2
Lily hasn't finished her hmewrk yet, s she can't g ut.
Translate the sentences with present perfect tense.
Lily尚未完成作业，所以不能出去玩.
Practical drill 3
I have been t Beijing twice.
I have never been t Beijing.
In the past ne hundred years, China has made great achievements.
在过去的100年里，中国实现了许多伟大成就。
Finish the exercises n P71-73Watch a vide shwing shrt clip using present perfect tense at: &vid=14163312150788809783Cllect lyrics using present perfect tense.