八年级下册英语unit1 重难点突破与语法精练(含答案)

八年级下册英语Unit1重难点突破与语法精练重难点突破考点一:辨析toomany，toomuch与muchtoo用toomany，toomuch或muchtoo填空。1.I’mgoingtosellallyouroldbooks.They’retakingupspace.2.Therearepeopleinthesupermarket.3.HespeaksfastandIcan'tfollowhim.4.Shedidn’tworrybecausesheknewhewouldalwaysbethereforher.考点二:辨析runout与runoutof()1.-Let’sbuyanewcamera.-Oh,no!Wehavealmostmoney.A.takendownB.takencareofC.runoutofD.runout()2.-Theoilontheearthwilloneday.-Weshouldmakegooduseofit.A.findoutB.workoutC.giveoutD.runout考点三:risk的用法a.作动词，意为“冒……的危险;使……遭受危险”riskdoingsth意为“冒险做某事riskone’slifetodosth.意为某人冒着生命危险去做某事”b.作名词，意为“危险;遇险”takerisks/takearisk意为“冒险”atrisk意为“处在危险之中”1.吉姆非常喜欢冒险。Jimlikesverymuch.2.不要冒险去河里游泳。Don'tintheriver.3.他们现在正处于危险之中，因此他们需要我们的帮助。Theyarenow,sotheyneedourhelp.4.为了挽救人们的生命，医生和科学家们正冒着生命危险去做医学研究。Tosavepeople'slives,thedoctorsandscientistsaretodomedicalresearch.考点四:used短语辨析()1.(2020·湖南益阳中考)Dianausedtotowork,butnowsheisusedtobecausetheroadiscrowdedandshewantstokeepfit.A.drive;walkB.drive;walkingC.driving;walk()2.-Wheredoyouusuallygoshopping,inashoporasupermarket?-Neither.Ionline.A.usedtoshopB.amusedtoshopC.usedtoshoppingD.amusedtoshopping()3.(2020甘肃武威中考)Isleepverywell,butthenIstarteddoingyogaanditreallyhelps.A.didn'tusetoB.usedtoC.wasusedtoD.wasn'tusedto考点五:surprise的用法用surprise的正确形式填空。1.Tomy,hepassedtheexam.2.Mr.Smithwassowhenheheardthenews.3.“Whathappened?”heaskedmein.考点六:辨析seeshdoingsth.与seesb.dosth()1.TheteachersawJimEnglishbookswhenshecamein.A.readB.readingC.watchingD.watch2.-Onmywaytothebookstore，IsawMary(hang)outwithherfriends.-Itcan'tbeher.ShehasgonetoBeijing.3.Whereismykey,Mum?Ican'tfinditanywhere-Maybeit'sinyourbag.Isawyou(put)itinyourbagthismorning.考点七:辨析thanksto与thanksfor()1.(2020·甘肃天水中考)thekind-heartedlady,thehomelessboyhasanewfamily.A.ThankstoB.ThanktoC.ThanksforD.Thankfor2.谢谢你陪我一起看电影。goingwithmetoseethefilm.语法精练I.用所给单词的适当形式填空。1.Heshouldn't(eat)inclass.2.ShouldI(take)mytemperature?3.Theoldmanhadproblemsbreathing.Whatshouldwedo(help)him?4.WatchingTV(it)isn'talwaysbadforyou,buttoomuchofitisnotgood.5."Youareoldenough,boy.You'dbetterdoit(you),"myfathersaidtome.Ⅱ.单项选择。()1.(2020・江苏连云港中考)MarsBase1CampwasbuiltinJinchang,Gansu,toletyoungpeopleexperiencefor.A.itB.themC.itselfD.themselves()2.(2020・山东东营中考)-Takecarewhilewalkingalongthewethillpath(小径).Youmayfallandhurt.-OK.Thanksforremindingme.A.itB.youC.yourselfD.yourselves()3.(2020湖南湘西中考)-WhotaughtyoutouseWechat(微信)?-Nobody.Ilearneditby.A.IB.meC.myself()4.TheTVprogramKeepRunning(《奔跑吧》)isveryfun.Allofusliketowatch.A.it;itB.itself;itC.it;itselfD.itself;itself()5.Youdriveyourcarsofast.It'sverydangerous.A.wouldn’tB.shouldn'tC.couldn’tD.mightn'tⅢ.句型转换。1.Heshouldgotoseeadentist.(改为否定句)Hetoseeadentist.2.Sheshouldtakesomemedicine.(改为一般疑问句)shemedicine?3.Davidshouldeatsomehealthyfood.(对画线部分提问)David?4.Janeshouldbeathomenow.(对画线部分提问)Janenow?参考答案重难点突破考点一1.toomuch2.toomany3.muchtoo4.toomuch考点二1.C2.D考点三1.takingrisks2.riskswimming3.atrisk4.riskingtheirlives考点四1.B2.D3A考点五1.surprise2.surprised;surprisi