Book 3 Unit2 导学案

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1、人教版英语•必修3课题Book3Unit2Healthyeating词汇运用导学案设计人2015.3.10Learningaims:1.Tomastertheusageofimportantwordsandphrases.2.Toimprovetheabilitytousetheminsomesituations.3.Tobeabletosolvesomeproblemsconcerningtheselanguagepointsbyourselves.Learningdifficulties:Beabletograspsomeimportantanddifficul

2、tlanguagepoints.Learningmethod:Enablestudentstograsptheusagevialanguagecircumstances.Process:Practicing,concludingandcomparing.Attitude:Payattentiontohealthyeatingandlife.PartIWordStudy【自主预习】【I.词语辨析】1.diet/food【解释】diet指通常吃的食物，尤指规定的食谱，还可作动词“节食”。常用搭配：be/get/goonadiet进行节食putsb.onadiet限制某人

3、的饮食food指人或动物所需的食物；或植物所需的养料。【练习】根据句子意思用diet，food的适当形式填空。1).Wecannotsurvivewithout_______anddrink.2).ThedoctorsaysI’vegottogoona_______.3).Thedoctorputmeonalow-salt_______toreducemybloodpressure.2.strength/power/force【解释】strength用于身体指力气力量；用于物体指承受或抗拉的强度；也可指长处。power用于人体、机械或风时指可应用的能量，也可指电力、

4、权力和能力。force用于爆炸、风暴或打击时指释放的能量及其对物体的冲击力；也可指暴力。【练习】根据句子意思用strength，power，force的适当形式填空。1).Iwilldoeverythinginmy_______tohelpyou.2).Wecanusethe_______ofthewindtomakeelectricity.3).Heusedallhis_______toliftedtheheavybox.4).Thesoldierstooktheprisonersawayby_______.3.glare/glance/stare/gaze/gl

5、impse【解释】(1)glare侧重含有敌对情绪的“怒视”。(2)glance指快速地“一扫”“一瞥”。(3)stare指睁大眼睛出神地看或注视，凝视，多出于惊讶、好奇、羡慕等，有时是粗鲁无礼的。(4)gaze多指由于喜爱、憧憬或快乐而长时间无意识地注视。(5)glimpse无意识地一瞥，看到粗略印象，强调结果。【练习】根据句子意思用glare，stare，glance的适当形式填空。1).She____________shylyathimandthenloweredhereyes.2).Thetwoboys____________ateachotherbefor

6、etheyfought.3).Myfather____________atthestrangerforalongtimeasiftheyhadknowneachotherbefore.4).Thepoliceman____________atthethiefashedrovepast.5).They____________ateachotherforalongtime,afterthequarrel.6).It’simpoliteto____________atforeignguestsinthestreet.7).He___________atherandleft

7、hurriedly.8).Thegirllikeslyingonherbackand__________atthestarsabove.4.beforelong=soon不久以后longbefore很久以前（完成时）longago很久以前（过去时）【例句】Thedictionarywillbepublishedbeforelong.这本词典不久就要出版。根据句子意思填空。1).Thathappened____________.2).I’veseenthatfilm____________.3).Hisplanseemedtobetoodifficult,but_