l Topic: My holiday
l Language systems:
Lexis: Let’s leran A/B 的動(dòng)名詞組的過(guò)去式
1. Grammar: Where did you go on your holiday? I went to.…… How did you go there? I went by train.
2. function: 能用“Where did you go on your holiday? How did you go there? 進(jìn)行提問(wèn)及回答。
3. phonology: 掌握Let’s learn 和pronunciation 里的單詞發(fā)音
l Language skills:
1. Listening:能夠聽(tīng)懂A,B部分Let’s learn 的單詞,Let’s talk ,let’s try的對話(huà)和Let’s check 的練習。
2. speaking: 會(huì )說(shuō)A,B部分Let’s learn 的單詞,Let’s talk的對話(huà)及pair work 和 group work 的交際活動(dòng)。
3. reading: :能認讀A,B部分Let’s learn 的單詞,Let’s talk的對話(huà)和閱讀理解let’s read 的材料。
4. writing: :能正確書(shū)寫(xiě)A,B部分Let’s learn和Let’s talk 的四會(huì )單詞和句子
l Objectives:
一、能力目標
1. 能夠用一般這去時(shí)詢(xún)問(wèn)別人在過(guò)去是間里坐什么交通工具去哪里并作答,如:Where did you go on your holiday? I went to.…… How did you go there? I went by train.
2. 能聽(tīng)懂、會(huì )唱歌曲 A Trip to China
二、知識目標
1. 能掌握AB部分的Let’s learn, let’s talk中的四會(huì )單詞和句子
2. 能聽(tīng)、說(shuō)、讀AB部分的三會(huì )單詞和三會(huì )句子
3. 能夠會(huì )唱Let’s chant, Let’s sing, 了解good to know 與 story time 的內容。
4. 能了解Pronunciation 中的音標并能正確讀出例詞
三、情感目標
1. 培養學(xué)生合理安排學(xué)習和生活的能力,激發(fā)學(xué)生熱愛(ài)大自然的美好情感。
2. 了解西方國家的人在外旅行給親人寄賀卡報平安的風(fēng)俗,了解使用相機的簡(jiǎn)單步驟。
l Evidence: 通過(guò)C部分的Task time了解學(xué)生對單元知識的掌握情況。
通過(guò)C部分的Let’s check來(lái)檢測學(xué)生對本單元的掌握情況
通過(guò)活動(dòng)手冊和同步練習冊來(lái)檢測學(xué)生對本單元的掌握情況
l Procedures:
The 1st lesson: let’s learn A&B/let’s start/Let’s play/Good to know
The 2nd lesson: A Let’s try/ A let’s talk/ let’s chant/ Task time
The 3rd lesson: B.let’s try /B let’s talk /let’s find out/ Let’s cheuk
The 4th lesson: A let’s read/let’s find out/ let’s sing
The 5th lesson: B.Let’s read / Let’s find out/ Story time
Specific vocabulary: learnd Chinese, sang and danced, took pictures, climbed a mountain, bought presents, rowed a boat, saw elephants, went skiing, went ice-skating
Specific target sentences: What did you do on your holiday? I ate good food.
Specific functional exponents:能在實(shí)際情景中運用:What did you do on holiday?進(jìn)行詢(xún)問(wèn)與回答
Source of material: 假期相片、地圖、本課時(shí)的單詞卡片,磁帶,課件,頭飾,
Assumptions: 本節課是整合了AB部分的Let’s learn 兩個(gè)課時(shí),10個(gè)新的動(dòng)詞過(guò)去式詞組既是重點(diǎn)也是難點(diǎn),特別是整合后單詞量比較多,這是其中一個(gè)難點(diǎn),另外還有幾個(gè)難點(diǎn)詞組:bought presents的發(fā)音比較難,went skiing與went ice-skating 學(xué)生可能會(huì )容易混淆。
Step 1 warm-up
1. 自編chant: 配合P38 Let’s start的圖片
What do you do? What do you usually do on holiday?
I buy,buy presents.
What do you do? What do you usually do on holiday?
I take, take pictures.
What do you do? What do you usually do on holiday?
I eat, eat good food.
What do you do? What do you usually do on holiday?
I sing, sing and dance.
( 設計意圖:利用Chant,激活學(xué)生已有的知識,同時(shí)復習一般現在時(shí)What do you usually do?句型和部分動(dòng)詞詞組,為下面的教學(xué)作鋪墊?;顒?dòng)類(lèi)型:R)
Step 2 Presentation
1. 以上的Let’s chant 結束后,教師馬上接著(zhù)問(wèn):What do you usually do on your holiday? 引導學(xué)生利用剛才let’s chant的活動(dòng)圖片去回答。
S:I usually take pictures.
T: Good! Mike likes taking pictures, too. What did Mike do on his holiday? Listen! 播放錄音:Hi, I am Mike. I went to
2. 利用以上的教學(xué)方法,分別引出新詞組:sang and danced, ate good food, climbed a mountain, bought presents, rowed a boat, saw elephants, went skiing, went ice-skating. 這些新單詞中,要注意通過(guò)圖片觀(guān)察讓學(xué)生區分好went skiing與went ice-skating, 另外,presents 與 parents讓學(xué)生注意區分。板書(shū)的時(shí)候建議把規則動(dòng)詞:learned Chinese, climbed a mountain, rowed a boat, 貼在左邊,把不規則動(dòng)詞: took pictures, sang and danced, ate good food, bought presents, saw elephants, went skiing, went ice-skating貼在黑板右邊,讓學(xué)生容易辨認。
(設計意圖:通過(guò)chant, 用一般現在時(shí)引出過(guò)去時(shí)的新詞組,體現了以舊引新的教學(xué)方法, 另外,還可以加深學(xué)生對一般現在時(shí)與過(guò)去時(shí)的區分和理解。)
3. 播放Let’s learn AB 部分的錄音,學(xué)生跟讀。然后分組讀,開(kāi)火車(chē)讀個(gè)別難的詞組,自由讀。
4. 改編chant, 把一開(kāi)始的chant改為過(guò)去式,例如:
What did you do? What did you do on holiday?
I bought,bought presents.
What did you do? What did you do on holiday?
I took, took pictures.
What did you do? What did you do on holiday?
I ate, ate good food.
What did you do? What did you do on holiday?
I sang, sang and danced.
………………..
5. 完成P43 Let’s play
(設計意圖:訓練學(xué)生的聽(tīng),說(shuō),讀技能,幫助學(xué)生進(jìn)一步鞏固所學(xué)單詞,同時(shí)糾正學(xué)生的語(yǔ)音語(yǔ)調.)
6. 快速搶答:全班分為四大組,請一名學(xué)生裝為抽取兩張卡片并依次做相應的動(dòng)作,四個(gè)組的學(xué)生根據表演者的動(dòng)作猜:He ate good food…
7. 學(xué)生兩人一組,輪流抽取學(xué)生卡片編對話(huà),例如:
A:What did you do on your holiday?
B: I climbed a mountain. What about you?
A: I took pictures.
(設計意圖:?jiǎn)卧~要句中運用才會(huì )有意義,此活動(dòng)能檢測學(xué)生能否在實(shí)際的語(yǔ)言環(huán)境中運用所學(xué)知識?;顒?dòng)類(lèi)型 R)
Step 3 Assessment
1.Good to know: 介紹普通相機的一些零部件的名稱(chēng)和簡(jiǎn)單的攝影常識,一邊介紹一邊給學(xué)生照一張照片。
2.完成《活動(dòng)手冊》與《課堂精練》相應的練習
Step 4 Homework
1.抄寫(xiě)四會(huì )詞組。
2.畫(huà)一張關(guān)于自己假期的活動(dòng)圖畫(huà)并用英語(yǔ)簡(jiǎn)單介紹。
Specific vocabulary: sang and dance 等有關(guān)動(dòng)詞短語(yǔ)的過(guò)去式。Specific target sentences: Where did you go on your holiday? I went to Xinjiang. What did you do there? I sang and danced with my new friends.
Specific functional exponents:能在實(shí)際情景中運用“Where did you go on your holiday? What did you do there? 來(lái)詢(xún)問(wèn)別人的假期情況。
Source of material: 錄音機及磁帶,調查表格, 幾張地名卡片,幾張照片。
Assumptions: 本節課的兩個(gè)重點(diǎn)句Where did you go on your holiday?和What did you do there? 比較簡(jiǎn)單,學(xué)生應該會(huì )掌握其意思,但過(guò)去式在實(shí)際運用中就比較難,學(xué)生可能會(huì )跟一般現在時(shí)和一般將來(lái)時(shí)混淆。另外我們的學(xué)生外出旅游較少,在實(shí)際的對話(huà)中可能會(huì )出現一定的問(wèn)題,如地點(diǎn)的讀法等。
Step 1 warm-up
1. Let’s chant P38
(設計意圖:活躍課堂氣氛,讓學(xué)生在歡快的歌聲中進(jìn)入課堂?;顒?dòng)類(lèi)型 R )
2.教師出示Learned Chinese, sang and danced , ate good food, took pictures, climbed a mountain 等卡片,讓學(xué)生快速搶答并拼讀動(dòng)詞短語(yǔ)。
(設計意圖:知識需要不斷的重復和滾動(dòng),次活動(dòng)是復習舊知識,鞏固上兩節課所學(xué)內容?;顒?dòng)類(lèi)型 R )
3.“荒唐搞笑”游戲
教師將寫(xiě)有地名、動(dòng)詞短語(yǔ)的紙條分別放入兩個(gè)盒子里,請同學(xué)來(lái)抽。先抽地名,接著(zhù)抽動(dòng)詞短語(yǔ),動(dòng)詞短語(yǔ)用原形表示,然后組成句子,組的句子越荒唐得分越高。如:bathroom eat good food.
I went to the bathroom. I ate good food there.
紙條上可以寫(xiě)上:地名:WC school zoo park
動(dòng)詞短語(yǔ):sang and danced went fishing
went swimming washed clothes
(設計意圖:搞笑的活動(dòng)學(xué)生是最喜歡,次活動(dòng)能活躍課堂氣氛,也能復習動(dòng)詞短語(yǔ),并且讓學(xué)初次接觸went to什么地方,干什么事情,為下面的教學(xué)做鋪墊?;顒?dòng)類(lèi)型 A )
Step 2 Presentation
1. Let’s try.
1) 學(xué)生聽(tīng)let’s try部分的錄音,完成練習。
2)教師提問(wèn):What do people in Xinjiang like doing? 引導學(xué)生回答:They like singing and dancing.
2. Let’s talk
1) 教師出示一張新疆的風(fēng)景照說(shuō):This is a picture of Xinjiang. I went to Xinjiang on my holiday. 教師出示一張表格,在表格里填上Xinjiang.
2) 教師出示和當地人一起唱歌跳舞的照片說(shuō):I sang and danced with my new friends. 然后在表格里填上Sang and danced
| Name | Where | What to do |
| I | Xinjiang | Sang and danced |
| | | |
| | | |
3)教師邀請一名學(xué)生到講臺前面來(lái)描述自己的曾經(jīng)去過(guò)的一個(gè)地方,教師問(wèn):Where did you go on your holiday? 引導這名學(xué)生回答。 再請幾名學(xué)生輪流上臺,臺下的學(xué)生問(wèn):Where did you go on your holiday? What did you do there? 教師指導講臺上的學(xué)生回答。
S1: Where did you go on your holiday? S2: I went to ……
S2: What did you to there? S2: I…….
老師一邊聽(tīng),一邊將他們去過(guò)的地方和做過(guò)的事情填在表格里。
4)由學(xué)生陳述剛才表格中的內容。
5)聽(tīng)錄音,跟讀Let’s talk 部分的內容。
6)學(xué)生操練對話(huà),教師引導學(xué)生根據本部分插圖的提示進(jìn)行替換練習。學(xué)生也可以根據自己的實(shí)際情況進(jìn)行對話(huà)。(對話(huà)前教師可以通過(guò)圖片給學(xué)生提供一些旅游地點(diǎn)供學(xué)生參考)
(設計意圖:把所學(xué)的語(yǔ)言運用到實(shí)際生活中去,訓練學(xué)生說(shuō)和運用的能力?;顒?dòng)類(lèi)型 A)
3. Let’s chant P 41
出示Let’s chant 中的單詞卡片并帶讀數遍。
1) 出示Canada卡片,教師問(wèn):
T: Where did you go on your holiday?
S1: I went to
T: What did you to there?
S1: I skied and made a snowman on my holiday.
T: How did you go there?
S1: I went by airplane on my holiday.
2) 教師播放Chant錄音,要求學(xué)生一邊拍手一邊吟唱。
3)學(xué)生男女生對唱,一組唱問(wèn)句,一組唱答句。
(設計意圖:這首chant 比較有節奏感,能活躍課堂氣氛,也能總結本節課所學(xué)的內容。同時(shí)男女比賽對唱,符合六年級學(xué)生的心理特點(diǎn),學(xué)生是比較喜歡的?;顒?dòng)類(lèi)型 R A)
Step 3 Assessment
1. 完成活動(dòng)手冊相應的練習
2. 完成《課堂精練》相應的練習
3. 完成P46 Task time
Step 4 Homework
1.抄寫(xiě)本部分的四會(huì )句子2遍,
2.詢(xún)問(wèn)同學(xué)或老師曾經(jīng)去過(guò)的地方,完成調查表。
Specific vocabulary: went skiing等有關(guān)動(dòng)詞短語(yǔ)的過(guò)去式。
Specific target sentences: Where did you go on your holiday? I went to... How did you go there? I went by ..... What did you do ? I......
Specific functional exponents: 能在實(shí)際情景中運用“Where did you go on your holiday? What did you do there? How did you go there?”來(lái)詢(xún)問(wèn)別人的假期情況。
Source of material: 錄音機和磁帶, 動(dòng)詞短語(yǔ)卡片和教學(xué)掛圖, 交通工具的單詞卡片,城市名稱(chēng)的卡片,調查表。
Anticipated problems: 學(xué)生上一節課已經(jīng)初步掌握Where did you go on your holiday?和What did you do there?本節課將繼續學(xué)習這兩個(gè)句型,并在這兩個(gè)句型的基礎上增加How did you go there?。同樣這個(gè)新句型不難,因為學(xué)生早已會(huì )How do you go to ...?關(guān)鍵是學(xué)生能否熟練運用過(guò)去式。
Step 1 Warm up
1. 師生一起唱歌謠:Where did you go on your holiday?
2. 看圖回答問(wèn)題:教師出示動(dòng)詞短語(yǔ)卡片提問(wèn)學(xué)生:What did you do on your holiday?學(xué)生根據圖片回答。然后男生問(wèn)女生答,繼續做看圖回答問(wèn)題的活動(dòng)。
3. 超級變變變。
一個(gè)學(xué)生說(shuō)動(dòng)詞短語(yǔ)原形,一個(gè)同學(xué)快速把它變成動(dòng)詞短語(yǔ)過(guò)去式然后再用這個(gè)短語(yǔ)造句。
如:S1:go skiing S2: went skiing I went skiing last weekend.
(設計意圖:超級變變變式學(xué)生感興趣的游戲,把有趣的戲帶入課堂語(yǔ)言訓練當中,既增強了教學(xué)的情景性、又激發(fā)了學(xué)生的學(xué)習興趣?;顒?dòng)類(lèi)型 R A)
Step 2 Presentation
1. let’s talk
1) Do you like skiing?(老師問(wèn)超級變變變活動(dòng)中的那個(gè)學(xué)生)
I like skiing,too. Where can we go skiing?引出Harbin.
Yes, we can go to
老師說(shuō):That’s right. Sarah went to
2) 播放Let’s talk錄音,引導學(xué)生邊聽(tīng)邊回答。
板書(shū):How did you go there? I went by train. 再放一遍錄音,學(xué)生聽(tīng)錄音跟讀。
3)老師出示三張北京、上海、哈爾濱的明信片,再明信片下寫(xiě)明交通工具,然后又學(xué)生進(jìn)行問(wèn)答練習。
S1: Where did you go on your holiday? S2: I went to
S1: How did you go there? S2: I went by plane.
S1: What did you do there? S2: I.......
...........
依照這種方式帶領(lǐng)全班同學(xué)用這些句型進(jìn)行問(wèn)答,可以是男生問(wèn)女生答,也可以女生問(wèn)男生答。
4)學(xué)生根據自己的實(shí)際情況,運用“Where, How, What......”進(jìn)行對話(huà).
2. 完成P47 Let’s cheuk
3. Let’s find out
1)請一名學(xué)生說(shuō)出曾經(jīng)去過(guò)的地方和所乘坐的交通工具,然后示范填表格。
2)學(xué)生兩人一組進(jìn)行調查,然后指定學(xué)生匯報調查表。
Step 3 Consolidation and extension
根據表格所提供的信息,完成小作文:
| Where | How | What to do |
| Mongolia( 內蒙古) | plane | Rode a horse(騎馬) |
| Sang and daced | ||
| Ate good food |
Step 4 Assessment
4. 完成活動(dòng)手冊相應的練習
5. 完成《課堂精練》相應的練習
Step 5 Homework
1.抄寫(xiě)本部分的四會(huì )句子2遍,
2.根據自己的實(shí)際寫(xiě)一篇小練筆(假期去了哪里?怎樣去?去那里干了些什么活動(dòng))?。
Specific vocabulary:went,ate,restaurant, I'll
Specific target sentences: Every day I had fun with my cousin. I'll be back home.
Specific functional exponents: 能夠了解一些有關(guān)與英語(yǔ)書(shū)信的知識。能夠聽(tīng)說(shuō)認讀Let’s read中的課文,并能夠讀懂Let's read部分,并能完成短文后的問(wèn)答。
Source of material: 教師準備錄音機和本課時(shí)的錄音帶,VCD,信封等。
Assumptions:學(xué)生在學(xué)完A部分的單詞,Let’s talk的基礎上,進(jìn)一步熟悉描述業(yè)余愛(ài)好句子的應用,在這一步教學(xué)中過(guò)渡到篇章閱讀,培養學(xué)生的閱讀能力,并能夠了解一些有關(guān)與英語(yǔ)書(shū)信的知識。
Step 1 Warm up
1 教師問(wèn):What did you do last Saturday? 學(xué)生回答:I … 教師指導學(xué)生用單詞last組詞,如:last week, last month, last year等。
2. 教師請學(xué)生說(shuō)說(shuō)下列詞組的反義詞:next week---last week, last Monday---next Monday, last month---next month, next holiday---last holiday, next trip---last trip.
3. 教師描述自己一個(gè)星期內的活動(dòng):On Monday I played football. On Tuesday I played ping-pong. On Wednesday I … 然后教師問(wèn)學(xué)生:What did I do on Monday/ Tuesday/… 讓學(xué)生憑記憶回答。最后教師說(shuō):I did a lot of things last week. Everyday I had fun. 板書(shū)had 和have,指導學(xué)生拼寫(xiě)這兩個(gè)詞。
引入課文:教師出示一個(gè)遮住一張臉的圖片,播放錄音一小段,然后那個(gè)學(xué)生打開(kāi)書(shū)找出是誰(shuí):
4.讓學(xué)生明白這是一封寫(xiě)關(guān)于John的假期信后, 展開(kāi)Jigsaw Reading,
分配任務(wù),兩人為一組,一個(gè)人找時(shí)間,一個(gè)人找活動(dòng),最后聯(lián)合起來(lái)匯報說(shuō)出的句子,整個(gè)班看很多小組,誰(shuí)說(shuō)多,誰(shuí)贏(yíng)。
5.老師總結課文所有的時(shí)間和活動(dòng),板書(shū);
6. 教師放Let’s read部分的錄音,學(xué)生跟讀。
① John had fun with his parents.
② On Monday, he went to a cinema.
③ He went to a park on Tuesday.
④ He went swimming on Wednesday.
6. 教師指導學(xué)生完成短文后面的練習。
7. 讓學(xué)生復述John的假期故事。
8 .Let’s find out
1. 教師說(shuō):I went to … last month. I went there by… I climbed a mountain there. When was your last trip? 引導學(xué)生回答:My last trip was to … I went there by… I sang and danced there.
2. 學(xué)生兩人一組調查對方最近一次旅行的相關(guān)情況并在課本的表格里做記錄。教師鼓勵學(xué)生盡可能多地獲取信息。
3. 教師請幾名學(xué)生做匯報:… went to .. in .. He.. 師生共同評選出最佳“小記者”獎。
Let’s sing
1. 教師放歌曲“A trip to China”的錄音,第一遍學(xué)生先仔細聽(tīng),教師簡(jiǎn)單講解歌詞,注意以下單詞和短語(yǔ)得讀音:came back, Urumqi, old jade ring, a green silk tile, a colourful cap.
2. 學(xué)生跟錄音學(xué)唱歌曲。
3. 教師介紹我們部分省市的標志性商品。
Ⅳ.Consolidation and Extension
1. Activity Book
2. 學(xué)生聽(tīng)Let’s sing歌曲,唱給家長(cháng)或同伴聽(tīng)。
3. 學(xué)生搜集我國不同地區的風(fēng)景名勝等相關(guān)知識
Specific vocabulary: left, got back to ,the last day, relaxed,prepared to
Specific target sentences: For the last day of the holiday, we relaxed and prepared to go back to work or school
Specific functional exponents: 能夠就過(guò)去的假期的時(shí)間和活動(dòng)進(jìn)行討論。能夠讀懂Let's read部分,并能判斷短文后的句子是否正確。
Source of material: 教師準備錄音機、本課時(shí)的錄音帶及教學(xué)掛圖。各種職業(yè)單詞卡。
Assumptions:學(xué)生對詢(xún)問(wèn)并回答自己在過(guò)去的假期做些什么,在下一步教學(xué)中過(guò)渡到篇章閱讀,培養學(xué)生的閱讀能力。
Step 1 Warm up(A,R )
1. 教師放Let’s sing部分的歌曲錄音,學(xué)生一起跟唱。
2. 教師放Let’s chant部分的歌謠“Where did you go on your holiday?”學(xué)生有節奏地說(shuō)唱。
Ⅱ.Preview
1. 學(xué)生聽(tīng)錄音跟讀B Let’s talk部分的對話(huà)。
2. “拼句子”游戲
學(xué)生分成若干小組。教師報一個(gè)四會(huì )句子,如:How did you go there? 各組第一名學(xué)生起立拼讀句子的第一個(gè)單詞,第二名學(xué)生拼讀第二個(gè)單詞,以次類(lèi)推,拼得又快又正確的小組得一分。
3. 教師出示A、B部分Let’s learn的短語(yǔ)卡片和地名卡片,學(xué)生就卡片內容進(jìn)行問(wèn)答練習。
(設計意圖:通過(guò)唱歌、表演,復習學(xué)過(guò)的內容。)
Step 2 Presentation
1.設計情境,讓學(xué)生在特定的情景下學(xué)習。
教師在powerpoint課件的課件上出示一個(gè)特定的日期February 12th,讓學(xué)生猜這是什么日子,教師引導學(xué)生說(shuō)Spring Festival,教師再呈現Chenjie 的圖片。讓學(xué)生充分猜想What did Chen jie do on Spring Festival.
2.讓學(xué)生在老師發(fā)的練習紙上根據時(shí)間,找相應的活動(dòng)。
| Date | Feb.1st | 2nd | 3rd | 4th | 5th | 6th | 7th |
| Chenjie | | | | | | | |
3. 四人小組內充分討論自己找到的答案,
4.老師用強烈的語(yǔ)調引導學(xué)生板書(shū)。
Chen Jie left
She got to
5. 教師接上一個(gè)話(huà)題問(wèn)學(xué)生:When did you go to Beijing? I went there on October 2nd. 教師接著(zhù)學(xué)生的問(wèn)答說(shuō):That means you left Ningbo/… on October 2nd .When did you get to
6. 教師詢(xún)問(wèn)學(xué)生的作息時(shí)間表:Where were you at 7 o’clock yesterday? 引導學(xué)生回答:I was at home.教師可詢(xún)問(wèn)學(xué)生一天的行程安排,從而引出relaxed,對話(huà)設計如下:
T:Where were you from 12:15 to 12:45?
S:I was on the playground.
T:What did you do?
S:I played ping-pong.
T:You relaxed.
7. 教師呈現以下問(wèn)題,學(xué)生集體讀一遍,然后閱讀Let’s read部分。
① When did they leave
② When did they get to
③ When did they do on February 2nd?
④ When did they do on February 3rd?
⑤ When did they do on February 4th?
⑥ When did they do on February 5th?
8.學(xué)生回答以上六個(gè)問(wèn)題。教師放Let’s read部分的錄音,學(xué)生跟讀,
并提出不理解的句子,教師解惑答疑。
9.教師指導學(xué)生完成補充句子的練習。
10.觀(guān)看Story time
Step3 Considation and Homework
1.Moral education:讓學(xué)生正確利用假期,做有益的活動(dòng)
2.Homework:抄寫(xiě)對話(huà), 讓學(xué)生回去朗讀課文3次
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