Unit4知识梳理（挖空版）一、单词1.地点adv.集合：here,there,where,everywhere【前面不加prep.】2.频率adv.集合（从低到高）：never,hardly,seldom,sometimes,often,usually,always,everyday【行前be后】e.g.Sheisalwaysinwhite.Wealwayssay“goodmorning”totheteachers.3.prep.集合：of,for,in,at,about,on,underonprep.“在……上”，强调有接触面。区别in&on树上有只鸟。Thereisabirdinthetree.树上有个苹果。Thereisanappleonthetree.墙上有扇窗户。Thereisawindowinthewall.墙上有副画。Thereisapictureonthewall.❖拓展：成分认识。Thebookisonthedesk.（表语：位于be动词之后）MyfriendLindaisinred.ThebookonthedeskisTom’s.（定语：修饰名词。prep短语作定语时，位于被修ThegirlinredismyfriendLinda.饰的n./pron.之后，称为后置定语。）❖拓展：inthemiddleof...在...中间betweenAandB在A和B之间Infrontof...在...前面behind在...之后ontheright在右边nextto...挨着...near在...附近ontheleft在左边4.conj.集合：and,but,so,because【前后结构对称】5.comevi.来<---->govi.去【近/反义词的前提：词性一致】Comeon!快点（催促）；来吧（劝说）；加油（鼓励）；得了吧（责怪）；上吧（挑衅）cometo+地点n.“来到某地”e.g.Cometotheclassroom.Comehere.【adv.不加prep.】6.thinkvt.认为；觉得；想Ithink+(that)句子e.g.Ithinkyouareright.I/Wethink....否定前置e.g.Idon’tthinkyouareright.thinkof认为（给出态度/评价）e.g.Whatdoyouthinkofthedress?thinkabout想一想；考虑e.g.Thinkaboutit.7.knowvt./vi.知道；了解knowsb./sth知道（听说过）e.g.Iknowhim.（听说过他的名字）knowaboutsb./sth.知道（细节）e.g.Iknowabouthim.（知道他很多事情）know+(that)句子e.g.Iknowyoucansingthissong.Idon’tknow.我不知道。8.短语（固定搭配）：tapeplayer磁带播放机playthetape播放磁带CDplayerCD播放机modelplane飞机模型abasketballplayer篮球运动员9.vt.集合：spell,say,see,meet,speak,thank,help,have,-mail,ask,find,call,lose,ethink,know10.情态动词集合：can,must二、语法1.where对方位提问，回到时用【prep.+地点n.】结构。e.g.-Where’smypencilbox?-It’sinyourschoolbag.-Wherearemybooks?-They’reonthesofa.Where’s=WhereisWhereare不可缩写Where之后的be动词由主语（单/复）决定：主谓一致。e.g.Where________Tom’seraser?Where_________herjackets?回答时主语用It还是They，由问句中的主语（单/复）决定。e.g.-WhereisLucy’spencil?-_________inherpencilbox.-Wherearetheirquilts?-_________onthebed.可数名词不可裸奔，单数前要加限定词。冠词：a,an,the任选其一，不可同时出现指示代词：this,that形物代名词所有格e.g.在Tom的床上on___________________bed在他父母的房间里in____________________room2.总结特殊疑问词：what,how,whatcolor,who,whose,whatabout,wh