趙怡
(無錫市輔仁高級中學,江蘇 無錫 214123)
詞塊法在《高三英語·語法復習》的案例應用
趙怡
(無錫市輔仁高級中學,江蘇 無錫 214123)
目前,高三英語語法復習更多地聚焦于靜態(tài)的語法規(guī)則,教學策略較僵化,學生語法運用能力薄弱,導致高三英語復習進入高原期。詞塊,作為一個完整的詞匯-語法單位,包含了隱性的語法特征,為學生學習語法提供了有利條件。因此,作者以詞塊理論為基礎(chǔ),活化教學策略,將其貫穿于高三各復習環(huán)節(jié)中,學生在動態(tài)的語言探究和交際過程中提高了語言輸出質(zhì)量和語法運用能力,為全面提高高三英語復習質(zhì)量奠定了基礎(chǔ)。
高三英語 語法復習 詞塊理論
高中語法學習分為三個階段,一是語法新授項目的學習理解階段;二是歸納鞏固高考核心語法項目的復習階段;三是轉(zhuǎn)化語法知識為語法運用能力的生成階段。如何教才能優(yōu)化語法復習教學,將語法知識轉(zhuǎn)變?yōu)檎Z法能力,促進學生綜合技能的提升,是廣大英語教師積極探索的問題。目前的高三語法復習方式主要為教師反復講解規(guī)則,學生被動消極地機械操練,大量進行語法單句練習和專項練習,這種沉悶枯燥的教學方式和復習方式直接導致學生思維僵化,課堂缺乏動態(tài)生成,語言綜合技能無法有效提高,繼而導致高三英語復習進入僵化或高原期。
近年來,詞塊理論逐漸成為教學法研究的熱門話題。由于詞塊是語法和詞匯相互滲透、不可分割的“語法化的詞匯”[1],因此詞塊被視為理想的語法教學單位。詞塊是語法、語義和語境的統(tǒng)一體,它所具有的語法特征和語用功能,把語法學習和交際活動結(jié)合在一起,有效促進學生語言知識與技能的協(xié)調(diào)發(fā)展。將詞塊理論應用于語法復習中,能扭轉(zhuǎn)當前英語教學語言規(guī)則與形式意義分離的僵局,打破高三英語語法復習輸入與輸出不成正比的僵局。學生在動態(tài)的語言學習環(huán)境中活化語法復習策略,主動地探究并內(nèi)化語法規(guī)則,建構(gòu)知識網(wǎng)絡,快速準確地提取詞塊進行輸出,從而有效提高語法能力和語言綜合技能。因此,組織以詞塊為紐帶的語法復習教學,能引導學生回歸語法學習的本源,為有效提高高三英語復習的整體質(zhì)量奠定基礎(chǔ)。
(一)詞塊的定義與分類
詞塊是以固定或半固定預置模塊形式存在于人類大腦詞匯記憶庫中的,被人們在實際言語行為中頻繁使用的,在語義、語用、語言認知和話語結(jié)構(gòu)等方面具有特定語言生成能力的多詞組合。Nattinger和DeCarrico(1992)把詞塊分為四類:(1)聚合詞語,如:by and large。(2)約定俗成的表達方式,如:How do you do?(3)限制性結(jié)構(gòu)短語,如:the___ er,the
_er。(4)句子構(gòu)造型短語,如:not only X,but also Y。
(二)詞塊在高三英語語法復習中的作用
以詞塊為高三英語語法復習的基本單位,有利于引導學生主動探究詞塊內(nèi)部包含的隱性語法結(jié)構(gòu)的內(nèi)在規(guī)律,提高對復雜語言現(xiàn)象的歸納、分析和解釋能力;有利于克服母語負遷移的影響,養(yǎng)成用英語思維的習慣,避免按語言規(guī)則臨時構(gòu)造句子而出現(xiàn)的結(jié)構(gòu)、詞匯搭配、語用等方面的錯誤,提高學生語言輸出的流利性和地道性[2];有利于學生理解并掌握語篇的銜接、連貫手段,以及基本的篇章結(jié)構(gòu)和邏輯關(guān)系,提高學生的語篇意識和語篇運用能力;有利于減輕學生的記憶負荷,有效提高語言資源信息處理效率,提高復習效率。另外,詞塊為高三學生構(gòu)建語法知識塊提供了有效幫助,學生在系統(tǒng)有序的復習中激活了已有語法圖式,在輸入、內(nèi)化提取和輸出詞塊的過程中促進了思維能力和自主學習能力的提高。
(一)專題語法復習課動態(tài)化
【總體思路】教師通過話題導入引導學生激活原有圖式,探究、歸納詞塊共性規(guī)律,并分析、比較同一語法項目內(nèi)分支項目間詞塊形式、意義和用法的區(qū)別。通過高考語篇的展示,凸顯高頻考點中的詞塊,促進學生對該語法項目的深度學習。同時,由于從語言的“陳述性知識”到“程序性知識”需要經(jīng)歷“自動化”(即讓學生做各種形式的詞塊練習),從“程序性知識”到“運用能力”需要經(jīng)歷“重構(gòu)”[3](即讓學生在交際活動中運用詞塊),因此教師應創(chuàng)設情境、提供語篇,將語法詞塊復習融入交際活動中,進行不同形式的操練內(nèi)化和輸出詞塊。在這一過程中,教師引導學生從語法詞塊靜態(tài)組織結(jié)構(gòu)的探究過渡到動態(tài)交際能力的生成,使學生的認知結(jié)構(gòu)和主體意識都動起來或不自覺地轉(zhuǎn)化為語言運用能力。
【案例】“虛擬語氣”專題復習課
1.在實例話題中激活詞塊
授課時,美國大選剛過,教師以此熱點新聞為背景,以自己雖與奧巴馬夫人有同樣的英文名Michelle,卻無緣成為美國第一夫人為切入點,輕松幽默地導入本課話題:Michelle Obama和她的演講。在話題展開的過程中,以填空、翻譯、替換等形式,逐步激活學生頭腦中已有的詞塊圖式,并逐項歸納虛擬語氣基本結(jié)構(gòu)?,F(xiàn)以非真實條件句中的三種典型詞塊為例:
If I___ (be)Michelle Obama,I___ (be)the First Lady.(were;would be)
If Michelle Obama___ (not support)Obama firmly,possibly Obama____(lose) the election.(hadn’t supported;would have lost)
She made people believe if they___ (fail)to vote for Obama,they___ (not make)their voice heard.(should fail;would not make)
If 從句 主句__Present were/did would/could/should/might do Past had done would/could/should/might have done __Future did/were to/should would/could/should/might do_____
2.在合作探究中歸納詞塊
觀察—發(fā)現(xiàn)—比較—歸納式的認知策略有助于學生理解和內(nèi)化語法規(guī)則,使他們逐步構(gòu)建起清晰且完整的語法知識圖式。在學生大腦中相應的詞塊圖式被激活后,教師布置學生以小組活動互相合作探究,繪制虛擬語氣思維導圖。在這一過程中,學生的思維能力得到訓練,相應的詞塊信息遵循一定的線索被有序地組織成塊。如某一小組的歸納成果:
3.在高考語篇中深化詞塊
教師設計高考鏈接板塊,以高考真題中的語篇為依托,促進學生深度學習虛擬語氣的形式、意義與用法,引導學生討論探究相應的策略。
Trick 1:Implication in dialogue(2011江蘇高考)
——I left my handbag on the train,but luckily someone gave it to a railway official.
——How unbelievable to get it back!I mean,someone____it.
A.will have stolen
B.might have stolen
C.should have stolen
D.must have stolen
圍繞此對話語篇,學生展開討論,答案眾說紛紜。此時教師介入,引導學生從關(guān)鍵詞luckily和unbelievable入手,通過詞塊替換:I mean,if I had not been so lucky,someone might have stolen my wallet.自然引出正確答案B。歸納出策略:(1)關(guān)注語境中表示說話人情感、態(tài)度的關(guān)鍵詞;(2)用詞塊替換或補充的形式剖析句子意義。
4.在活動中鞏固詞塊
教師分別呈現(xiàn)童年、少年、青年時代的照片,以My story為話題設計一個語篇,學生在與教師的采訪交流中,對語篇進行填空并在目標詞塊出現(xiàn)處用頭腦風暴的方式說出各種不同的表達方式。然后教師設計學生互相之間的采訪活動,把課堂氣氛推向高潮,學生在愉快的氛圍中使用了目標詞塊,在積極的情感體驗中潛移默化地內(nèi)化了詞塊知識,活化為語法能力。語篇如下:
When I was only 3,I got a very serious disease.If my parents___ me to hospital,I___ died or become a fool.But I was lucky;the fate favored me.___ the expert from No.2 Hospital,I would not stand here today.When I was a little girl,I was inspired by a very motivational priest.She spoke English as if she _from America.“I wish I___ a priest or a writer one day.”However,life didn’t go in my way.I didn’t realize my dream;otherwise I___ lucky enough to be your teacher.When I was 24,I met an important man in a corridor.In the dim light,a voice from God rang in my ears,“This is your White Horse.” I _by the corridor,I would not have a happy family now.
Now it’s time that you___ your story.
(Answers:had not rushed;would have;But for/Without;had come;would become;would not be;Had...not passed;told)
學生輸出的不同表達方式如下:(1) Without the expert from No.2 Hospital,I would not stand here today.(2)If it had not been for the expert from No.2 Hospital,I would not stand here today.(3)Had it not been for the expert from No.2 Hospital,I would not stand here today.(4)A doctor from No.2 Hospital saved me,otherwise I would not stand here today.
5.在寫作中輸出詞塊
在本課的末尾,教師呈現(xiàn)一首小詩:Our life goes on without unreal conditionals./You can regret for the past,but you cannot change it./You can forget your mistake,but you cannot erase it./So cherish every moment that you have now.引發(fā)學生共鳴與討論,并以Start now為題布置寫作練習,其中使用至少5個包含虛擬語氣的詞塊,完成對目標語法的輸出。教師提供范文如下:
When compared with others,we always excuse us by saying:“(1)If I were that guy,I would do it better.”After doing something wrong,we often regret by thinking:“(2)If I had been given the chance again,the result could have been great.”Facing too many tasks,we usually comfort ourselves by believing:“(3)Should I start tomorrow,it would not make any difference.”(4)But reality has taught us that wishes would never be realized but for our practice.(5)I would rather myself focused on today,(6)as is suggested by those wise men that we should live our life to the fullest since life is too short to let it pass us by.(7)So it is time we started right now.
(二)二輪語法復習動態(tài)化
【總體思路】《普通高中英語課程標準(實驗)》語言知識目標九級規(guī)定,學生應逐步接觸和了解較為復雜的語言現(xiàn)象,對較復雜的語言現(xiàn)象具有一定的歸納、分析和解釋能力[4]。因此,在二輪語法復習中,教師應突破各語法板塊之間的界限,啟發(fā)學生調(diào)動各種思維方式,以意義、功能、結(jié)構(gòu)、高頻詞為中心點采用聚類、輻射詞塊等策略,把具有共性規(guī)律的詞塊聚集成塊,比較異同,突破難點,自我建構(gòu)知識,優(yōu)化詞塊提取方式。在上述過程中,靜態(tài)的詞塊通過不同的路徑結(jié)成一張動態(tài)的網(wǎng),激發(fā)學生進一步自主探究的意識,有助于提高學生準確運用語法知識進行輸入和輸出的能力[5]。
1.按照意義聚類
以下不同的詞塊表達了同樣的意義:
It is well known that Taiwan is part of China.(it作形式主語的主語從句詞塊)
As is well known,Taiwan is part of China.(定語從句詞塊)
What is well known is that Taiwan is part of China.(主語從句詞塊)
2.按照功能聚類
以下不同的詞塊表達了同樣的功能:強調(diào)功能:
It is teamwork that makes our class succeed in the art festival.
What makes our class succeed in the art festival is teamwork.
Only through teamwork can we succeed in the art festival.
Teamwork does make our class successful in the art festival.
3.根據(jù)焦點輻射
以語法高頻詞為焦點進行輻射,多維度構(gòu)建詞塊群。以as一詞為例:
(1)He is such a great man as everyone admires.(定語從句)/He is such a great man that everyone admires him.(狀語從句)
(2)A is three times as big as B./A is three times the size of B.(比較狀語從句)
(3)Child as he is,he knows a lot./Though he is a child,he knows a lot./Despite the fact that he is a child,he knows a lot.(讓步狀語從句)
在摘記歸類詞塊的同時,教師應提醒學生注意詞塊在具體語篇中的使用,可記下例句或?qū)υ捯苑奖銣蚀_提取。如:
(1)—May I borrow your bike? —With pleasure.
(2)—Can I close the window? —Go ahead.
(3)—Let’s go to the flower show.—Why not?
(三)語法復習素材動態(tài)化
【總體思路】語法的復習素材不應僅局限于靜態(tài)的語法知識本身,還應滲透和拓展至閱讀寫作專項復習、模塊課文復習、課外美文賞析等高三英語復習的各個板塊中。唯有這樣,才能增加語法詞塊的復現(xiàn)幾率,讓學生在不斷動態(tài)生成的文本材料中激活、提取、鞏固詞塊知識,加強學生從語法知識到語法運用能力的轉(zhuǎn)變,真正促進學生各項技能的全面提高。
1.滲透閱讀文本
模塊11 Task板塊中有一篇美文success,其中以where...,they see…的狀語從句詞塊構(gòu)成三個排比句,生動地闡述了成功者的特征。Where others see failure,they see possibility. Where others see a lack,they see a surplus.Where others see a closed door,they see an open window.三個排比句讀來朗朗上口,回味無窮,充分展現(xiàn)了英語語言的美。教師應用這一語篇的連貫策略,圍繞目標詞塊設計段落翻譯練習,引導學生內(nèi)化吸收詞塊。段落翻譯后的范文如下:
It is strange that many a person consider being a teacher easy and relaxing.Where others see long holidays,I see busy work.Where others see a good salary,I see selfless devotion. Where others see boredom,I see challenges.As my students are improving themselves with my help,I feel a sense of success. Being the teacher of so many successful students is my biggest success.
2.作文專題復習課
在一篇以林書豪為話題的作文中,學生被要求從勝利、天賦、教育、運氣四個角度闡述林書豪成功的原因。在初次寫作后,教師發(fā)現(xiàn)學生用以表示原因的詞塊單一、篇章銜接連貫意識薄弱,因此,在二次寫作過程中,以頭腦風暴形式,啟發(fā)學生提取多樣的詞塊修改文章,提高了語篇的可讀性。范例如下:
To begin with,with a talent for playing basketball,Lin is bound to succeed.Besides,as an old saying goes,“Genius is one percent inspiration and ninety-nine percent perspiration.”Lin is no exception.It is his diligence that makes him stand out among NBA players.What’s more,what sets him apart from other players is education,which plays a key role in motivating him to carry on and making him wiser and more skillful.Last but not least,to some extent,fortune favors Lin.Had Lin not been offered the chance,he would be an ordinary basketball player now.
在以詞塊為媒介的高三英語語法復習中,教師應培養(yǎng)和加強學生對詞塊的敏感度,積極探索活化教學和學習策略的方式,滲透或開發(fā)多種語法復習資源,從而使學生處在一個不斷感悟、體會、歸納、應用語言規(guī)律的動態(tài)過程中,潛移默化地把靜態(tài)的語法結(jié)構(gòu)組織原則活化為動態(tài)的語法運用能力,從而從根本上全面提高高三英語復習質(zhì)量。
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