外研版（2024）八年级上册（2024）Understanding ideas评优课ppt课件

这是一份外研版（2024）八年级上册（2024）Understanding ideas评优课ppt课件，共40页。PPT课件主要包含了时间状语，时间段，时间点，How long，since，for，Since ，offers，have been，enjoys等内容，欢迎下载使用。
In this class, yu will:
use “have/has + past participle” fr past actins related t nw.
use present perfect with “fr/since” t shw actin duratin and start.
apply present perfect t describe persnal experiences and changes in real life.
Enjy the vide: What grammar can yu find?
Read the sentences frm the reading passage and summarise the grammar rules.
The Giant has been away fr a lng time. Since then, he hasn’t seen a child there.
fr后接什么(时间段/时间点) ？fr+时间段
since后接什么 (时间段/时间点) ？since+过去时间点
Nw find mre sentences with these structures in the reading passage.
“I cannt understand why spring has nt cme since last year,” says the Giant.I haven’t heard that beautiful birdsng fr a while.
要表达某一行为或状态从过去某时间一直持续到现在，也可以借助现在完成时。该用法中的动词多是延续性动词。
e.g. I have had the dg fr three mnths nw. 这条狗我现在已经养了三个月了。 We have played ftball fr a year nw. 我们现在已经踢了一年的足球了。
I have been like this since Friday.从周五开始我就一直这样。I have nt dne much exercise since I gt my cmputer last year.自从去年有了电脑，我就没怎么锻炼了。
在现在完成时中，含有fr和since的句子可以相互转换。e.g. Mary has been in Beijing fr tw days. =Mary has been in Beijing since tw days ag.
fr + _________ (时间点/时间段）：
指某个动作或情况到现在为止持续了多久
since + _________ (时间点/时间段）：
指某个动作或情况从过去某个时间点一直持续到现在
fr + 时间段 = since + 时间段+ ag
在对现在完成时的时间状语进行提问时，常用hw lng。
e.g. Hw lng have yu played ftball?你踢足球踢了多长时间了？Hw lng have yu been like this?你这个样子有多久了？Hw lng have yu had the dg?这条狗你养了多久了？
_______ + have/has+主语+过去分词+其他成分
e.g. I stayed in the htel fr a week last summer.去年夏天我在这家酒店住了一周I have stayed in the htel fr a week nw.迄今我已在这家酒店住了一周了。I will stay in the htel fr a week next mnth.下个月我要在这家酒店住一周时间。
讲的是去年夏天的事情，一般过去
到现在为止已经住了一周，现在完成
讲下个月的事情，一般将来
e.g. Tm has been here fr tw hurs. Tm已经来了两小时了。 Tm has just cme. Tm刚到。
e.g. Tm has cme t Canada fr tw days.  × My mum hasn't cme t my hme fr half a year. I haven't seen the little girl since last mnth.
cme是短暂性动词，不能和fr tw days连用
e.g. I have learnt 2- English sngs.我已经学会了20首英文歌曲。I have cllected 300 stamps.我已经收集了300枚邮票。
除表示经历、持续至今的行为或状态外，现在完成时还表示到目前为止量的累积。
Cmplete the sentences with fr r since.
1. We have been friends _______ Grade 3.2. They have been tgether _______ three years.3. _______ last year, we’ve shared a lt f happy mments.
Cmplete the news article with fr, since and the crrect frm f the wrds in brackets.
Mst peple hpe t receive birthday gifts. But Jimmy Teng, r “Uncle Jimmy”, des things differently.
Every year, n 22 March – his birthday – he 2 _______ (ffer) free ice creams. He has dne this 3 _______ his 70th birthday.
The 74-year-ld has sld ice creams 1 ______ the past 17 years in Singapre.
He 6 _______ (enjy) talking with his custmers. Many f them have becme his friends 7 _______ they first met. Sme students helped him set up scial media pages. He has made many friends nline 8 ______ then.
This year, Uncle Jimmy plans t give away 800 ice creams. “Peple 4 __________ (be) quite stressed recently and I want t help,” he said. “Sharing has made me feel happy 5 _______ the past fur years.”
The 74-year-ld has sld ice creams fr the past 17 years in Singapre.He has dne this since his 70th birthday.Every year, n 22 March – his birthday – he ffers free ice creams.Sme students helped him set up scial media pages.
Read these sentences.
体会不同时态的语用功能。
1. When des Jimmy Teng ffer free ice creams?Every year, n 22 March.2. Hw des he feel abut sharing?Sharing has made him feel happy.3. What d yu think are the priceless gifts?I think the priceless gifts here are nt just the free ice creams, but als the jy f sharing and the friendships he built.4. What have yu learnt frm the news article?Shared jy is a duble jy.
Answer the fllwing questins.
1. I haven’t eaten anything __________ breakfast. (since / fr)2. My cusin has been in Beijing __________ tw weeks. (since / fr)3. —__________ have yu practised playing basketball? (Hw far / Hw lng)—Since 2018.
根据句子或对话意思从括号内选择恰当的单词完成下列各题。
4. Mr Smith has lived alne in King Street ________ tw mnths. (since / fr)5. I’ve changed my address _________ last year. (since / fr)
根据括号内的要求完成下列各题，每空一词。
1. They have lived here since five years ag.     (改为同义句)They have lived here ________ ________ ________.2. Mr. Jacksn has been in China fr three years.      (对划线部分提问)________ ________ has Mr. Jacksn been in China?3. Bruce has learned t swim since tw mnths ag.      (对划线部分提问)________ ________ has Bruce learned t swim?
fr five years     
Hw lng          
1. Every year, n 22 March-his birthday – he ffers free ice creams. 每年3月22日，他的生日，他都会提供免费的冰激凌。
ffer v. 提供，给予
ffer sb. sth. / ffer sth. t sb. 为某人提供某物 e.g. *We are ging t ffer clthes and fd t peple in the earthquake.   我们将为地震中的人们提供衣服和食物。 *Jenny ffered me sme useful advice.   Jenny为我提供了很多有用的建议。
e.g. *The kids ffered t d the dishes.孩子们主动要求洗盘子。 *My dad has ffered t pick us up.我爸爸表示愿意开车来接我们。
ffer t d sth. 主动提出要做某事，愿意做某事
2. This year, Uncle Jimmy plans t give away 800 ice creams. 今年，吉米叔叔计划送800个冰激凌。
plan v. 计划
e.g. *They are planning a trip.他们正在计划一次旅行。 *We plan t g swimming after schl this afternn.我们计划今天下午正常后去游泳。 *It's never t early t start planning fr the future.开始规划未来永远不会太早。
plan n. 计划have a plan有计划make a plan 制定计
e.g. *D yu have any plans fr the summer?这个夏天你有什么打算？ *Dn’t wrry – I have a plan.别担心，我有计划。
1) 周末你有什么计划？What’s yur _______ _______ this weekend?2) 孩子们计划去动物园。The children plan _______ _______ t the z.3) 他们正在制定计划吗？Are they _______ _______ _______?
【语境应用】完成句子请根据汉语意思完成下列英语句子，每空一词。
plan fr 
t g 
making a plan
3. Peple are quite stressed recently and I want t help. 最近人们压力很大，我想帮忙。
quite adv. 很；较为
e.g. The talent shw was quite bring. 这场才艺秀很无聊。quite a few 相当多e.g. We saw quite a few apples n the trees. 我们看见树上有相当多的苹果。quite +(a / an)+形容词+名词e.g. He’s quite a gd sccer player. 他是个相当不错的足球运动员。
quite与very都可以修饰形容词或副词，这时二者可以互换。
e.g. The picture n the wall is quite / very beautiful. 挂在墙上的画非常漂亮。
quite作为副词还可修饰动词，而very不能修饰动词。
e.g. Anna quite likes listening t music. Ann很喜欢听音乐。
【语境应用】 选择quite或very填空。1) Rbert is __________ an active by in class.2) Jane sings ___________ well.3) Mlly __________ wants t buy that bk.
 very / quite  
Wrk in pairs. Discuss yur experience f sharing. Use the wrds and expressins frm the reading passage and the Useful expressins t help yu.
I have shared…with… fr / since…Sharing really brings…Sharing has allwed / shwn / taught me…One day…Hw des sharing make yu feel?It makes me feel…
allw v. 使有可能
e.g. WeChat allws peple t cmmunicate with each ther easier.  微信让人们相互交流更容易。
Sharing has allwed / shwn / taught me…
allw v. 允许，容许，准许
allw sb. t d sth. / allw ding sth.
e.g. Our teacher allws us t g ut fr a walk after class.我们老师允许我们课后出去散步。They dn’t allw talking ludly in the library.他们不允许在图书馆里大声说话。
A: When did it happen?B: It happened last year. It was ur schl trip t City Park.A: What happened?B: My classmate Lin Mei frgt t bring her lunch. She was hungry and sad.A: That’s really bad. Wh helped her?B: I shared my fried rice with her. Tw ther classmates shared their fruit and milk with her.A: Yu were really kind! Hw did yu feel?B: It made me feel happy.A: What have yu learnt frm it?B: Sharing really brings us clser as friends. Since then, I've als shared many things with ther friends.A: That's very nice.
A: When did it happen?B: It happened…A: What happened?B: …A: That’s really… What did yu d?B: I shared... with…A: Yu were really kind! Hw des sharing make yu feel?B: It makes me feel... A: What have yu learnt frm it?B: Sharing has allwed / shwn / taught me…A: That’s very nice.
表达某一行为或状态从过去某时间一直持续到现在，也可以借助现在完成时。该用法中的动词多是延续性动词。
根据所给汉语意思完成英语句子，每空一词。
1. 自从Jim开始在我们学校学习以来，他已经学到了很多关于中国文化的知识。Jim ________ ________ a lt abut Chinese culture ________ he began t study in ur schl.2. Milly学习日语大约八年了，所以她的日语说得很好。Milly ________ _________ Japanese ________ abut eight years, s she can speak Japanese very well.
has learned / learnt
has studied / learned