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1、动词的时态小结一、时态的概念:Tenseisjustlikewearingclothes.Wechangeourclothesaccordingtofourseasons.那么,什么是时态呢?Tenseisthedifferentshapesofverbsatdifferenttimes.即时态是在不同的时间动词的表现形式。二、时态的种类:时态共分16种,见下表:一般体进行体完成体完成进行体现在√√√过去√√√将来√过去将来√别着急,初中不要求掌握16种,掌握常见的8种就够了。三、中考常见时态的讲解:1.一般现
2、在时:表示经常性,习惯性,永久性的动作或存在的状态.通常与副词sometimes,often,usually,always,everyday(year,month),once(twice,threetimes)aday,等时间状语连用。 Theyusuallygotoschoolbybike. Itakethemedicinethreetimesaday. Shehelpshermotheronceaweek. Mary’sfatherisapoliceman. Thereare50studentsi
3、nmyclass.表示客观真理,科学原理,自然现象,等客观事实或格言,谚语等。Thesunrisesintheeastandsetsinthewesteveryday.ThemanwhohasneverbeentotheGreatWallisnotarealman.TomorrowisTuesday.只有在主语是第三人称单数时用动词的“三单形式”,其他用动词的原形。三单变化:1.多数在动词后+splay—playslike—likes(1)直接在动词词尾加-s. ask---askswork---worksg
4、et---getsstay---stays (2)以字母s,x,ch,sh或o结尾的动词,在词尾直接加-es. watch---watcheswish---wishesfix---fixesdo---does go---goespass---passes (3)以“辅音字母加-y”结尾的动词,要先变y为i再加-es. try---triesstudy---studiescry---criesfly---flies 2.不规则变化:be----amisarehave----has一般现在时的句子转换:
5、 (1)当句子中有be动词或情态动词时,则把be动词或情态动词(can,could等等)提到主语的前面变成疑问句;在be动词或情态动词后面加not变成否定句. 例:①陈述句:Sheisastudent. 疑问句→ 否定句→ ②陈述句:Icanswim. 疑问句→ 否定句→ (2当句子中即没有be动词,也没有情态动词时,则在主语前加助动词do(you,以及复数),does(单数she,he,it)变成问句;在主语后谓语动词前加助动词don’t(I,you,以及复数),doesn’t(单数she,h
6、e,it)变成否定句,助动词后的动词要变成动词原形。 例:①陈述句:Wegetupat7:00everymorning. 疑问句→ 否定句→ ②陈述句:Shehasalittlebrother. 疑问句→ 否定句→课堂练习:(一).用动词的适当形式填空 1.She_________(go)toschoolatseveno’clock. 2.It’s6o’clock.Theyare_________(eat)supper. 3.Heusually___________upat17:00.(get
7、) 4.She___________(live)inBeijing. 5.Amy_________(be)herejustnow. 6._______(be)thereaflyonthetablejustnow? 7.Myfather__________(watch)TVeveryevening. 8.Myfather_______________(make)toysthesedays. 9.________Amy_________(read)Englisheveryday? 10.ChenJie
8、sometimes_________(go)totheparkwithhersister.(二).选择填空1.Iwant___homeworknow.A.doingB.todoC.todomyD.domy2.It'stime______.A.gotoschoolB.playgamesC.togohomeD.todomyhomework3.______goandhelpher.A.Let