u2知识点整理U2知识点整理1.preferpreferspreferredpreferenceprefer(s/red)=like(s/d)AbetterB（三者或三者以上better变best）prefer(s/red)AratherthanBprefer(s/red)AtoBprefer(s/red)doingtodoing2.anSPCAofficer/anSPCAmember3.look(s/ed)after=take(s/took)careof=care(s/d)fortakegoodcareof goodadj修饰nlookafter…well welladv修饰v4.save／keep／stop／protectsb (safe)fromdangerbeindanger=bedangerous5.caren.照料；照顾词转一看句意，二看语法helpv.帮助词转一看句意，二看语法savev.拯救carefuladj.小心的（be后n前）helpfuladj.乐于助人的（be后n前）safeadj.安全的（be后n前）carefullyadv.小心地（修饰动词）helpfullyadv.乐于助人地（修饰动词）safelyadv.安全地（修饰动词）carelessadj.粗心的（be后n前）helplessadj.无助的（be后n前）unsafe.adj.不安全的carelesslyadv.粗心地（修饰动词）helplesslyadv.无助地（修饰动词）safetyn.安全词组：takecareofcarefor词组：helpsb(to)dosthhelpsbwithsthwiththehelpofbehelpfultohelponeself(to)+n.词组：save...fromdangerkeep...safefromdanger6.no=not（把句子改为否定句）any（替换or的位置）7. Theyhadnofoodorwater.=Theydidn'thaveanyfoodorwater.8.takesbto… wouldliketodo abooklettoread asksbtodobekind/unkind/cruelto promise(not)todoneedtodo 否定don’t／doesn’ttodo9. wouldratherdo10.词转：thief 复数 thieves puppy 复数puppiessociety形容词social cruelty形容词cruelspecial副词specially adv特别地especiallyadv尤其地hungeradj.hungry thirstadj.thirstyprevention动词prevent cruelty-cruel(adj.残酷的)-cruelly(adv.残酷地)one/ones泛指 it/they特指 missv.missingadj.missingpeople11.对划线部分提问：（1）abaskettosleepin针对tosleepin提问用why针对sleepin提问用what...todo（2）3-4times针对threetofourtimes提问用howmanytimes或howoften（3）holdhim/hercarefullywithbothhandstakecareofthemwithlove针对carefully/withlove提问用how(4) livewithdogs针对dogs提问用whoDoyouknowwhattheSPCAis?动词后面宾语从句用陈述句语序12.动词原形开头为祈使句，祈使句转否定句，句首用Don'tFeedhim/her.转为Don'tfeedhim/her.13.buysthforsb=buysbsth bought-bought14.bringsthtosb=bringsbsth brought-brought15.cross=go/walk/runacross 16.keep后加形容词17.sick be后n前asickdog/thedogissick.18. illbe后thedogisill.19.intheclinics/clinicsforsickanimalsinmanydifferentways keep…asyourpetworkasaMathteacher go...forawalkhuntfor ontheirfarmsfindmissingpeople comebackfromlivewithsb specialfoodforpuppiesleave(left)inthestreet20.sometimesadv.意为“有时”。sometimeadv.意为“某个时候”。sometime意为“某段时间”常与for连用。sometimes意为“几次”。
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