小学英语核心知识点 3页

一般现在时1>标志性词有：every、always、usually、often、sometimes、never2、动词用原形或者三单。口诀：看主语，主语是三单，动词有三单；主语非三单，动词用原形。（动词的三单形式：1一般情况+s;2以s,sh,ch,o,x等结尾的+es;3不规则：have-has）现在进行时1>标志性词有：look>listen、now2、现在进行时的结构：bedoing。其中be动词有：is,am,are。选择be动词的口诀：I用am;You用are;单数is;复数are。一般过去时1>标志性词有：ago、last、yesterday>justnow、justthen、fromthenon、thenextday、oneday>thatday。2、动词用过去式。（动词的过去式形式：1一般+ed;2末尾有e的+d;3末尾是以辅音字母+y结尾的，变y为i,再+ed;4不规则变化之不变：put,let,hit,read等；5完全不规则变化：go-went,see-saw等）一般将来时1>标志性词有：next、soon、tomorrow2、一般将来时的结构：begoingto+动原、will+动原+动原的情况1>情态动词+动原：must,mustn't,shall,should,shouldrTt,will,won't,can,can't,could,couldn't,may2、助动词+动原：do/don't,does/doesn't,did/didn't3、to+动原：wantto,needto,wouldliketo,waitto…4、有些动词后面也+动原：let,help+doing的情况1、be+doing,no+doing,like+doing,begoodat+doing,whatabout=howabout+doing形容词与副词1>口诀：形修名副修动（8个动词例外：be,become,smell,sound,look,feel,make,keep+形容词）\n2、形动词变副词的规则：1直接在形容词后面+ly;2形容词副词同形：early,late,hard,fast等；3形容词以辅音字母+y结尾，变y为i再+ly:happy-happily,easy-easily等；4特殊变化：good-well数量词的用法1>+可数名词复数：many,toomany,afew,alotof,lotsof,some,any2、+不可数名词：much,toomuch,alittle,alotof,lotsof,some,any3、alotof=lotsof,some,any都是万能词，既可以+可数名词复数也可以+不可数名词特殊疑问词what什么、where哪里、when什么时候、whattime几点了、which哪一个、how怎么样、howmuch多少钱、howmany多少数量、howlong多长时间、who谁、whose谁的一般疑问句：用Yes/No回答1>Do...?Yes,…do./No,…don't.2、Does...?Yes,...does./No,…don't.3、Did...?Yes,...did./No,...didn't.4、Can...?Yes,...can./No,...can,t.5>Could...?Yes,…could./No,…couldnt6、Are...?Yes,...are./No,...aren,t.7>Areyou...?的一般疑问句，分两种情况，you是“你”，回答:Yes,lam./No,rmnot.you是“你们”,回答：Yes,weare./No,wearen't.8、Will...?Yes,・・・will./No,・・・won't・9、Is...?Yes,…is./No,…isn't.一般疑问句：不用Yes/No回答的特殊情况是:句子里有or,需要选择。Doyoulikebananasorapples?回答：Ilikebananas/apples.或Ilikeboth.或Idon'tlikethem.主语、宾语、物主代词主语（放句子开头）宾语（放后面）物主代词（后面一定要+名词）Imemyyouyouyourhehimhissheherherweusourtheythemtheirititits\n名词：可数名词、不可数名词1、不可数名词到哪都不变2、可数名词变成复数的规则：1）直接+s；2）以s,sh,ch,o,x结尾,加・es如：brush-brushes,watch-watches（以o结尾的，如果是有生命的力口es,否贝U加s.hero-heroes,patato-patatoes,photo-photos）；3）以“辅音字母+y"结尾，变y为i,再加・es如I:family-families,library-libraries,factory-factories；4）不规则名词复数：man-men,womarvwomen,mouse-mice;child-children;foot-feet,;tooth-teeth,fish-fish,people-people词组固定搭配1、show:showsbsth/showsthtosb/showsbaround;2、send:sendsbsth/sendsthtosb；3、talk:talktosb/talkabooutsth/talktosbaboutsth;4、telktellastory/tellsbaboutsth；5、writesthtosb;6、cook...for/buy...for/make...for;7、walk:walkon/walkby/walkthrough；8、look:lookat/lookfor/lookout/lookoutof/lookoutfor/lookafter/lookaround9、cheerfor...loudly/sharpteeth/pour...into/put...inorder/keep…cleanandtidy/feelsleepycross...safely/let...go/wake...up/beexcitedabout/Children'sDay/putonaplay/findout/nextweek/Australianfootballgame/followtherules/stayinbed/staysafe/keepsafe/welcomevisitors/Summerholiday/travelaroundtheworld/inthefuture/careabout/takecareof/易考词mouse-mouth/strong-weak/weak-wake/quietly-quickly/bite-bit/sad-sadly/then-them/hit-hithabit-habits/finish-finishes-finished/health-healthy/road-roads/cross-crosses-crossedsafe-safely-safety/easy-easily/appear-appears-appeared/exciting・excitedtravel-traveller-travelling/plan-plans・planning/dance-dancer/teach・teachei7w「ite・writerSing-singer/science-scientist/art-artist/paint-painter/play-player