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Unit2Twolife-savingmedicines
Lead-inLookatthepicturesonpage17.Wouldyouliketodoanyofthejobsshowninthepictures?
Newwordsdrugrevolutionmedicinecounterlikelybeneficialinventchemicalchewpossessphysicianchemistrisktreebarkcontaintrialdistributepowdertabletformpainreliefvitalpotentialstrokediabetes
Whatarethetwomedicinesmentionedinthearticle?Whenwaspenicillinfirstdiscovered?WhatdidFleming,FloreyandChainshare?skimming
Whendidpeoplefindthatdrinkingaspecialteacouldreducefeverandpain?Whenwasaspirinfirstmade?Whatisthemainideaofparagraph3?A.ThehistoryofaspirinB.AspirincanreduceheartattackC.Otherfunctionsofaspirinbesidesreducingpainandfever.scanning√
Itcanalsohelp(to)reducetheriskofheartattackspreventstrokesreducetheriskofsomecancersincreasethelengthofpeople’slivesreducebloodsugarlevelandhelpwithdiabetes.
languagepoints
focuson(L1)millionsof(L4)provebeneficialto(L4)chewonsth.(L8)inpowderform(L15)/intheformof(L16)painrelief(L17)havethepotentialtodo(L21)reducetheriskof(L21)carryout(L22)reduce...by...(L26)helpdosth.(L27)
Sentenceanalysis
Ifyouopenupanymedicinecupboardorgotoanymedicinecounterintheworld,itislikelythatyouwillfindaspirinandpenicillin.(L2-3)It’slikelythat…很有可能...likelyadj.可能旳反:unlikelysb.belikelytodosth.类似构造:
Itisprobable/possiblethat…
It’sprobable/possibleforsb.todosth.Thereispossibilitythat...
Nearly3500yearsago,peoplechewedonleavesordrankakindofteamadefromleavespossessingaspecialchemicaltoreducebodypainsandfever.(L8-10)主干:peoplechewedonleavesordrankakindoftea定语:madefromleaves修饰tea;possessingaspecialchemical修饰leaves.目旳状语:toreducebodypainsandfever
Itwasin1897thataEuropeanchemistcalledDr.FelixHoffmannproducedaspirinfromthischemical.(L12-13)Iti
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