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讓課堂互動得以持續

2013-04-29 01:02:23孫麗仙
中學課程輔導·教學研究 2013年7期
關鍵詞:互動策略課堂互動教師

孫麗仙

摘要:本文闡述了課堂互動的概念及理論依據;初中英語課堂交際不暢的原因以及讓課堂互動得以持續的五個策略:降低要求、善于等待、窮追不舍、欲擒故縱和滲透其中。

關鍵詞:課堂互動;互動策略;教師;學生

一、初中英語課堂交際的問題診斷

目前初中英語教學雖然“以學生為中心”。但是我們的英語課堂教學缺乏真正意義上的交際,究其根源主要有教師缺乏互動策略,缺乏交際手段。課堂互動不暢,究其原因有其三:

1.對外語學習本質缺乏認識

語言交際是外語學習的終極目標,也是外語學習的重要手段。“語言交際”既是目的,又是手段,這正是對外語學習本質的基本認識。因為我們教師總想多講一些;總想急于求成;總想簡單完事。結果,沒能在互相談話中學習新知識;沒能在互相談話中滲透語言規則;更談不上在互相談話中享受語言樂趣。

2.對外語課堂交際性的無知

教師的無知扼殺了學生創造力。無知是指教師的下意識和不經意。教師在下意識中泯滅了學生的學習興趣;在不經意處忽視了學生的創造力。或是要求嚴格,不許學生雷池一步;或是急急匆匆,不許學生“不務正業”;或是忙于進度,不許學生“吊兒郎當”。如此種種,都會扼殺興趣,沉悶課堂,中斷交際,使課堂互動難以持續。

3.對互動策略缺少手段

由于缺少互動策略,我們的教師不知如何因勢利導,對一些互動中的閃光點,視而不見;對一些發散思維,擱置一邊。這種現象在課堂上,屢見不鮮。所以,作為語言教師,我們不學會課堂互相策略,便無法駕馭學生,無法掌控課堂,無法獲取學生的喜歡和愛戴;當然也無法獲取優異成績。

二、課堂互動的概念及理論依據

互動,源于英語單詞:interaction. Longman Dictionary的解釋是:If people interact with each other, they talk to each other, work together. 課堂互動是指師生雙方或學生之間在教學過程中相互交流思想和情感,傳遞信息并相互影響的過程。簡而言之在課堂上教師與學生在互相談話中習得英語,在互相配合中學習英語。

建構主義學習理論認為:學習是一個積極主動的意義建構過程,而非被動地接受外在信息。學習者以自己原有的經驗系統為基礎有選擇的感知外在信息,建構自己的理解,原有經驗不是從記憶中被直接提取和利用,而是與新經驗之間產生沖突和相互作用,因而發生改變和重組。學習既是學習者個人的建構活動, 同時也是學習共同體的合作建構過程;個體的意義建構活動是在人際互動和一定的社會文化環境中進行的。建構主義的學習觀是:1.學習是意義的形成,這種意義具有個人性;2.學習是以學習者的自身原有經驗為基礎的;3.學習是發生于具體的情境之中;4.學習需要中介(mediation),語言和制品的使用起到重要的中介作用;5.學習具有社會性,學習者通過人際互動與協商來建構知識。

三、課堂交際中的互動策略

以七下 Unit5 Im watching TV period 3 為例,來說明課堂交際中的互動策略。

策略一:降低要求

學生能否流暢表述,全看平臺高低。“降低要求”,學生容易踏上臺階;放低平臺,教師也方便駕馭。因為熟悉的句型自然容易上口。因此,每每課堂伊始,教師總要給出5-8分鐘,讓學生在低平臺上熱熱身、亮亮相;調動他們情緒,集中他們注意力,拉近師生距離,漸進課堂角色。

案例呈現:

T: Good morning, class.

Ss: …

T: How are you, boys and girls?

Ss: …

T: .... Well, who is on duty today?

S1: I am. Today is March16th. And it is Friday. We are very happy today because we can go

home this afternoon.

T: And you can see your parents, too.

(出示圖片)

T: Look at this picture, what can you see in the picture?

Ss: I can see many people in the picture.

T: What are they doing?

Ss: …waiting for a bus at the bus stop.

T: I think so.

T: Which bus are they waiting for?

Ss: …the number 77 bus.

Ss: Maybe they are waiting for a taxi.

T: Yes. Maybe they are not waiting for a bus, but for a taxi. You are so creative.

俗話說,“良好的開端是成功的一半”。所以,課堂開始,教師要做到:低平臺、慢節奏;步步為營、不慌不忙、從容應對。一般說,初中英語課總是從上堂課的舊內容引出,從零開始。但是,必須得以新臉孔(新圖片或新物件)出現;在陌生情景中開始互動。好比在昨天的面包上涂了一層奶油。

策略二:善于等待

教師要“善于等待”,敢于讓路。由于讓路,使小圖片變成大空間。由于等待,使學生想象力豐富呈現。

案例呈現:

T: Well, lets look at the second picture. What are they doing?

S: People are shopping at the mall.

S: …going to the movies at the mall.

S3: … playing computer games at the mall.

T: Yes, indeed.

S4: …eating dinner in the restaurant at the mall.

T: Really? Good answer!

S5: Women are buying new clothes at the clothes store.(學生在閑聊)

T: Ah, just like me. I like buying new clothes at the mall. Anything else?(教師也在閑聊)

S6: Many women are trying on new clothes in the clothes store.

S7: …many people are having fun at the mall.

S8: …many women are dancing at the mall.

T:(疑惑)Women are dancing at the mall? Where…?

S8: They are dancing in the square in the evening.

T: Oh yes. I see. There are always many women dancing there.(教師故作被學生征服狀!)So the mall is a good place for people to do many things because there is a movie theater, some restaurants, many clothes stores and more. Right?

圖片上的畫異常簡單,并沒有如此多彩的內容。然而,學生的想象力和創造力鮮活了圖畫的生命,其關鍵在于教師敢于將時間和空間讓位給學生;關鍵在于教師善于等待。教師千萬不要沖在前面,千萬不要包辦代替,千萬不要脫口而出。回答必須要從學生嘴里引導出來(elicit)。

策略三:窮追不舍

“窮追不舍”就是連續追問。每當學生有反常的回答,教師要看個究竟,不忙否定。為了看個明白,窮追不舍為上策!而要達到這種境界,教師需要極強的應變能力,否則對學生的反常回答會措手不及。

案例呈現:

S: Many people are swimming /learning to swimming /at the

swimming pool.

S: Many parents are helping their children at the pool in the picture.

S: Many kids are playing with water/ playing with balls/toys.

at the swimming pool.

T: Anything else?

S: … showing their swimming skills.

T: Creative!

S: Some kids are drinking water.

T: (好奇地追問)Why do they drink water there? The water at the swimming pool is so dirty.

S: Because their swimming skills are not good. (妙!)

T: Oh, I see. You mean they are not good at swimming. And they have to drink some dirty water.

由于教師的靈活應變,成功追問,使課堂充滿了靈動性,達到了超于預設的效果。

策略四:欲擒故縱

“欲擒故縱”是一成語。意思是:為了更好地控制局面,故意放對方一步。這里借此說明一個道理:有時為使課堂互動得以持續,教師必須故意放學生一步,使課堂互動得以持續。學會這個法寶就學會了課堂互動的持續;就學會了對互動局面的控制;就學會了應付突如期來的尷尬和無奈。

案例呈現:

S1: Many students are sleeping at the library.

T: (好奇地)Sleeping at the library? Why are they sleeping at the library?(妙哉!與其否定,不如追問)

S2: Because they have lots of homework to do, and they are tired.

T: You mean they are sleeping because they are tired?(注意:此時教師并沒有中斷交際!)

S3: Because it is quiet at the library.

T: You mean because it is quiet at the library, so they can sleep.(教師在使“欲擒故縱”計,放學生一步)Any more ideas?

S4:In the picture, many people are writing letters to their pen pals at the library.

T: That is possible. Some are writing letters to their pen pals.(所以,互動得以持續)

S5: In the picture, many people are listening to music at the library.(反常回答)

T: I dont think it is good to listen to music while students are reading. Yes?(但互動沒有中斷!)

S5: Maybe they want to relax themselves.

T: I think so.(教師先于肯定)Sometimes, when I am tired, I like to listen to music to relax myself.(又用“欲擒故縱”策略)

But can we listen to music at the library, class?(向學生求援)

Ss: No, we cannot.(得到學生附和,教師力量壯大)

T: No, we can never listen to music even if we want to relax ourselves. Right?

Ss: Yes.(已將局面控制住;但絲毫沒有挫傷學生互動積極性)

其實,學生時時處處無不在揣摩教師心理。過于嚴厲,勢必扼殺了學生創造力;過于寬松,勢必課堂互動失控。只有寬嚴適度,長期磨合,課堂氣氛才能適度寬松、適度焦慮。欲擒故縱能幫你扭轉動局面。

策略五:滲透其中

“滲透其中”的含義是,在舊知識中嵌入新語言點。做到不動聲色;做到新舊知識不露痕跡。優秀教師往往先從上堂課的舊知識開始搭起腳手架:舊中有新,新中有舊,新舊結合,循環往復,逐漸上升。在師生互動中,閑聊昨日往事,閑聊今日正事,閑聊明日樂事。來來去去,課堂思維層層升高。

案例呈現:

T: Well, different people are doing different things in different places because different people like doing different activities.

Listen and answer: How many activities are mentioned in these conversations? And what are they? (Listen)

T: How many activities…?(教師又開始搭建腳手架)

Ss: Five. They are shopping, eating lunch, doing homework, playing basketball and reading.

T: Wonderful! In Conversation1, what are they doing?

S1: They are talking on the phone.

T: Yes. Who is wanted on the phone?

S2: Maybe Tinas mother …

T: You mean Tinas mother is answering the phone.(教師沒有完全否定答案!)

But who is the girl calling? Does she want to talk to Tinas mother?

S3: No. I dont think she wants to talk to her. Tina is wanted.

T: Good! Tinas mother is not wanted on the phone. But Tina is wanted to answer the phone.

T: Do you think Tina is at home?

S4: No, she is at the mall.

T: What is she doing there?

S5: She is eating lunch with her friend.

T: Who is wanted on the phone in the second conversation?

S6: Mike …

T: Is Mike answering the phone?

S7: No, he is still at school.

T: What is he doing at school?

S8: He is playing basketball at school.

T: Now, who is wanted in the third conversation?

S9: Lisa is wanted on the phone. (來來回回,幾個回合,搭好了腳手架)

T: Where is Lisa?

S10: She is reading at the library.

在“明知故問”中,復習已學知識,在“廢話連篇”中滾雪球。幾個回合,腳手架已經搭成。教學任務順利完成;學生高興,教師欣慰,何樂而不為?

五、結束語

課堂互動是架設在師生間的一座橋梁,是教師完成教學任務必不可少的關鍵。沒有學生參與的課堂,不能謂教學;沒有對話的課堂,不能謂有效;沒有互動的課堂教學,不能謂成功。我們要善于創造條件,把握關鍵,使課堂至始至終在互動,這樣才能既享受課堂教學過程的樂趣,又能享受順利完成教學任務即成功的樂趣,讓課堂真正成為學生的樂園。

參考文獻:

[1]揚良雄,黃遠振.中學英語課堂教學活動有效性研究[J].中小學英語教學與研究,2007

[2]許建偉.淺談英語課堂教學中師生有效互動[J].2011

[3]教育部.英語課程標準(實驗稿)[S].北京:人民教育出版社,2001.

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