仁愛(ài)英語(yǔ)八年級(jí)上Unit4Topic2導(dǎo)學(xué)案

Topic2I’mnotsureifthereareUFOs.SectionA課堂任務(wù)任務(wù)一：I1a，聽(tīng)錄音，補(bǔ)全下面的答句。1.Whataretheytalkingabout?________________________________________2.Whendidthefirstrobotappear?________________________________________In___________.3.Whatkindofworkcanrobotsdoinsteadofhuman?_____________,_____________and___________work.4.IsKangkangsurethatrobotscandosomeworkfasterandbetterthanhumans?__________,_____________.II,讀對(duì)話，完成下面的解析，并翻譯習(xí)語(yǔ)。1.ScienceCenter_____________2.somethinglikearobot_____________3.insomesituations_______________4.I’msure__________________5.文中“Robotscantaketheplaceofhumanstodohardorboringworkinsomesituations.”中的動(dòng)詞短語(yǔ)taketheplaceof意為“______________________”，其意思與副詞短語(yǔ)____________________相同。區(qū)別是動(dòng)詞短語(yǔ)做位于用于_________________(句中/句末)，副詞短語(yǔ)修飾謂語(yǔ)用于________________(句中/句末)。所以上一句也可以改寫(xiě)為Robotscandohardorboringworkinsomesituations_______________________humans.練習(xí)：同義句轉(zhuǎn)換。Mr.LigavelessonstousinsteadofourEnglishteacherlastweek.Mr.Li____________________________________ourEnglishteachertogivelessonstouslastweek.任務(wù)二：2聽(tīng)錄音，給圖片排序，翻譯短語(yǔ)并完成解析。1.peopleindanger_____________2.partsoftrucks_________________3.repair和mend都是修理，但從其賓語(yǔ)前者是machines后者是roads可以看出，repair通常指技術(shù)含量______________(高/低)的修理，而mend通常指技術(shù)含量_____________(高/低)的修理。任務(wù)三：I3討論機(jī)器人的利（advantage）與弊(disadvantage)將這七個(gè)句子的序號(hào)填寫(xiě)在正確的方框內(nèi)，并翻譯短語(yǔ)完成解析。1.makesb.dosth._______________2.manykindsof_______________3.workwithoutpay_________________

4.job和work都指“工作”，但job是_____________(可數(shù)/不可數(shù))名詞，指一項(xiàng)，一份…工作，而work是_______________(可數(shù)/不可數(shù))名詞，指人們工作中做的事，或者干的活。.:Helosthisjob.他丟掉了工作。Robotscandodangerouswork.機(jī)器人可以干危險(xiǎn)的活。II兩人一組，根據(jù)所給提示，利用上面七個(gè)句子，兩人一組編對(duì)話。習(xí)語(yǔ)：in20years__________________SectionB第一部分詞匯導(dǎo)學(xué)1.mistakev.(mistook)誤解，弄錯(cuò)，短語(yǔ)mistake…for…，把…錯(cuò)當(dāng)成….Imistookhimforapoliceman.2.wakev.(woke)醒來(lái)，喚醒。常與up連用。.Myfatherwakesmeupat6:00everymorning.Wakeup,you’regettinglate.3.realadj.真的，真實(shí)的。.Thisisarealstory.[拓展]reallyadv.真正地，真實(shí)地。.It’sareallycoldday.Doyoureallybelievethat?4.表達(dá)可能性在英語(yǔ)中，常用may,might,can,could,must等情態(tài)動(dòng)詞來(lái)表達(dá)對(duì)事物的推測(cè)，即可能性。①表示“有可能”，語(yǔ)氣從強(qiáng)到弱分別是could,may,might..ThebookcouldbeJohn’s.Hemaybeintheoffice.Hemightleavetomorrow.②表示“一定”即確定的語(yǔ)氣，用must.ThebookmustbeJohn’s.③表示“不可能”，用can’t.:Hecan’tbeintheoffice,Isawhimleavejustnow.第二部分課堂任務(wù)任務(wù)一：I1a，聽(tīng)錄音，補(bǔ)全下面的答句。1.WhathappenedtoJaneyesterday?AUFOflew____________herheadwhileshewaswalking_________thebusstopyesterday.2.WhatdidtheUFOlooklike?Itlookedlikea_____________.3.IsJanesureiswasaUFO?___________,_______________.4.IsKangkangsureiswasaUFO?___________,_______________.5.WhatdoesMariathinkofit?Shethinksit___________beaUFO.II.讀對(duì)話，翻譯短語(yǔ)并完成解析。1.Guesswhat!________________2.flyover______________3.maybe____________4.mustbe____________5.can’tbe_____________6.Yousee._________________7.livingthings_________________8.原句“AUFOflewovermyheadwhileIwaswalkingtowardthebusstopyesterday.”中的while意思是________________,when也可以表示“當(dāng)…的時(shí)候。”但通常while表示在一段時(shí)間之內(nèi)，后面的從句常用進(jìn)行時(shí)態(tài)，而when表示在某個(gè)時(shí)間點(diǎn)，后面的從句常用一般時(shí)態(tài)。.IwasdoingmyhomeworkwhilemyfatherwaswatchingTV.IcouldreadbookswhenIwas5yearsold.9.原句“Evenscientistsaren’tsurewhetherthereareUFOs.”中的whether意為“是否”，后加賓語(yǔ)從句。整句的意思是_______________________________.句中的whether可以用if代替。請(qǐng)模仿這句翻譯下面的句子。①我不能確定我是否會(huì)通過(guò)考試。（passtheexams）_______________________________________________②你知道他是否贏了跳高比賽么？_______________________________________________III.1c.就方框中的四個(gè)問(wèn)題，仿照例句，寫(xiě)出你自己的看法。____________________________________________________________________________________________________________________________________________________________________________________解析：原句“robotswillmakehumanslosetheirjobs”意為_(kāi)_________________,期中makesb.dosth.意為_(kāi)_____________________,在makesb.后加動(dòng)詞原型，這種用法叫做使動(dòng)用法。我們還學(xué)過(guò)的使動(dòng)用法有l(wèi)etsb.dosth.任務(wù)二：2讀短文，為短文選擇正確的標(biāo)題，并完成下面的解析。1.infact意為_(kāi)_________________2.原文“What’saUFO”，這一句中為什么要用a,而不用an呢？_______________________________________________________3.原文“Noonereallyknows.”中的noone意為_(kāi)______________,同義詞是________________,需注意的是noone是________________(分開(kāi)/連著)寫(xiě)的。Noone,nobody,someone,anyone,something,anything,nothing這些詞叫做復(fù)合不定代詞，做主語(yǔ)時(shí)看做是____________(單/復(fù))數(shù)，一般現(xiàn)在時(shí)謂語(yǔ)動(dòng)詞用___________形式。4.原文“Peopleoftenmistakesomeman-madeobjectsusaskitesorballoonsforUFOs”意為_(kāi)_____________________________,那么句型mistake…for…意為_(kāi)________________________.另，文中man-made是一個(gè)合成詞，意為_(kāi)___________.任務(wù)三：3a，用所給詞的適當(dāng)形式填空，并回答3b中的問(wèn)題。習(xí)語(yǔ)：callforhelp_____________________SectionC第一部分詞匯導(dǎo)學(xué)examplen.例子，榜樣，樣本.Couldyoushowmeanexample?常用短語(yǔ)：forexample.例如，使用時(shí)要用逗號(hào)與主句隔開(kāi)。.Therearemanykindsofpollution(污染).Noise,forexample,isakindofpollution.[拓展]forexample和suchasForexample通常指舉一例說(shuō)明，要用逗號(hào)與主句隔開(kāi)。Suchas是例舉多個(gè)事物或人，與后面的并列名詞連著寫(xiě)。.Weshouldeatmorehealthyfoodsuchasvegetables,fruitandeggs.第二部分課堂任務(wù)任務(wù)一：1a，1b，讀課文，根據(jù)1b中的圖片寫(xiě)出互聯(lián)網(wǎng)可以幫我們做些什么，并翻譯下列習(xí)語(yǔ)。并翻譯下列習(xí)語(yǔ)。1.幫某人做某事___________________2.例如___________________3.在網(wǎng)上學(xué)習(xí)_________________4.用…做…___________________5.spreadtoomuchtimeontheinternet_____________________________II,回答下面的問(wèn)題。1.Doyouthinkwhethertheinternetisgoodforus?WhyorWhynot?________________________________________________________2.Howoftendoyouusetheinternet?________________________________________________________3.WhatdoyouoftendoontheInternet?________________________________________________________4.Doyouthinkwhetherspendingtoomuchtimeontheinternetgoodforus?Whyorwhynot?__________________________________________________________________________________________________________________III.根據(jù)以上問(wèn)題的答案寫(xiě)一篇短文來(lái)表達(dá)你對(duì)互聯(lián)網(wǎng)的看法。____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________任務(wù)二：2a，讀短文，翻譯習(xí)語(yǔ)并回答問(wèn)題。習(xí)語(yǔ)：1.Howiseverythinggoing?_________________________2.Inyourlaste-mail______________________3.按字母表順序排序________________________4.lookup________________5.payattentionto___________________6.以…開(kāi)始_______________7.試一試_____________________8.對(duì)…有幫助___________________9.writeto___________________1.Whatisthemainideaoft