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1、 作(中级) it 12-1 Definition 1.1 lead-in1.2 Introduction.1 Lead-in ABC?American Broadcasting CompanyAustralian BroadcastingCorporationAmerican - born ChineseAgriculture Bank of China本 bargainous人drNiTELYY 二YacalionER宝假期STAY 我aoCN.1 Lead-in 5 When we want to avoid confusionor misunderstanding, we explai
2、n，o aword, term, or concept which is:o unfamiliar tormost readerso or open to various interpretationso define/give definitions .2 Introduction 5 What?o The description and explanationabout the name, function, featureetc. of an-object a name, aconcept etc， Ji2 Introduction 6 When?o When the meaning o
3、f a new andmore Specialized terms or objectsin a writing may .notbe understoodby readers;o When there is a need to apply fora patent for a new discovery or aninvention areness Raising c Formal definition,，osSemi-formal definition,co Non-formal definition areness Raising o Task 1 and answer the quest
4、ions，A definition generally tells what iswhat.Oo Now do Task 2ask 2 Which are acceptable definitions? Whyothers are not acceptable?e A capital city is like Beijing,e Biochemistryis-the study-ofbiochemistry.e Rust is a reddish brown coating formedon iron by the action of water and air.eeAmanisananimal with eight fingersand two thumbs，(adapted from Hamp-lyons and Heasley. 1987:26 StudyWriting)
