Unit 2 Exploring English Using language 課件-高中英語外研版（2019）必修第一冊

1、Word FormationUsing Languageword formation(構(gòu)詞法)adding a prefix or suffix派生法combining two or more words合成法changing the part of speech 轉(zhuǎn)化法 (詞性轉(zhuǎn)化)abbreviating 首字母縮略法前綴后綴Part 1 abbreviating (首字母縮略法)定義：即用單詞首尾字母組成一個(gè)新詞。有兩種讀音，一是各字母分開讀；二是作為一個(gè)單詞讀。WHOWorld Health OrganizationInformation TechnologyVery Importan

2、t PersonbrivietAcquired Immune Deficiency Syndrome獲得性免疫缺陷綜合癥 edzITAIDSVIPPart 2 changing the part of speech (轉(zhuǎn)化法)定義：將一種詞性的詞轉(zhuǎn)化為另一種詞性，而詞形不變。The little girl didnt dare to face the mouse so she covered her face with her hands.名詞轉(zhuǎn)化為動(dòng)詞測評(píng)P371.身體部位When the famous pianist came in, all people eyed her.Many of

3、 his friends backed his plan.2.身份職位She nursed her husband back to health. The dog was guarding its owners luggage. （同一個(gè)詞，有不同的詞性）Part 3 combining two or more words (合成法)定義：是指用兩個(gè)或兩個(gè)以上的詞構(gòu)成新詞的構(gòu)詞法。合成詞拆開后，仍有各自的意義。classroomreadingroomblackboardplayground蜜月婆婆，岳母安眠藥夢游兩面派教室閱覽室黑板球場honeymoonsleeping-pillsmother

4、-in-lawsleep-walkbutterfly n.note-taking n.white-haired manafter-school activitywell-behaved childrenfive-year-old sondouble-dealer免稅店 heartbrokendutyfree shopPart 4 adding a prefix or suffix (派生法)定義：在詞根上加上前綴或后綴，構(gòu)成新詞。前綴和后綴有一定的含義或功能，有助于推測新詞的詞義。reinventunfamiliarinvisibleinformalunhappydisappeardisagr

5、ee前綴一般會(huì)改變詞義，而不造成詞性的變化。后綴一般會(huì)改變詞性，意思與詞根相近。creatororganizerimpressioneagernessargumenttraditionalcreativeactually只有少數(shù)前綴能引起詞性的變化。en- large enlarge courage encourage常用前綴1.常見的表否定意義的前綴 (測評(píng)P38)un-, in-, dis-, im-, il- ir- un-in- dis-im-(illegal)unawareuncomfortableunforgetableinvisible informal incorrectdis

6、honestdislikediscourageimpossibleimpatientimpolite(irregular)2.re-“再，重新”reinvent, reread, rewrite1. It is _ (certain) fun but the lifestyle is a little unreal. (2017全國卷, 70) 2. But then we got an official letter and we were blown away. We are so proud of her. Its _ (wonder).” (2019年全國卷2, 70) 3. She

7、is determined to carry on with her _ (educate)(2017全國卷，66)5. (Luck), Andy didnt get the job.4. For my homework tonight, we have to write a _(describe) of the street where we live.ExercisedescriptionUnluckilywonderfulcertainlyeducationlets make a conclusion構(gòu)詞法首字母縮略法轉(zhuǎn)化法合成法派生法1.definition：2.examples: 1.definition： 2.examples: 身體部位: eye; back; shoulder.身份職位: nurse; guard.1.definition：2.examples:readingroom; mother-in-law; well-behaveddefinition：前綴：后綴：將一種詞性的詞轉(zhuǎn)化為另一種詞性，而詞形不變。用單詞首尾字母組成一個(gè)新詞。WTO;VIP; AIDS是指用兩個(gè)或兩個(gè)以上的詞構(gòu)成新詞的構(gòu)詞法。合成詞拆開后，仍有各自的意義。在詞根上加上前綴或后綴，構(gòu)成新詞。改變詞義， 詞性，改變詞性， 詞