初一语法专项练习一.频度副词(一般现在时态的标志)always>usually>often>sometimes>seldom>never,onceaweek,twiceamonth,threetimesayear,everyday等等对频度的提问,应该用howoften()1.—HowoftendoesyoursistersurftheInternet?—About______.A.threetimeB.threetimesC.threetimeeverydayD.threetimesaday()2.—Heisgoingthere_______July28th.A.onB.atC.inD.to()3.Thankyoufor_______mefindmylittlecatyesterday.A.helpB.helpsC.helpedD.helping()4.Areyougoodat________?A.swimB.swimmingC.toswimD.swam()5.—CouldIuseyourcomputer?—__________.A.Yes,Ican.B.Yes,youcan’tC.Sorry,youcan’tD.No,Ican’t.()6.—__________doesittakeyoutowatchTV?—Aboutfortyminutes.A.HowlongB.HowmuchC.HowoftenD.Howmany()7.Whenitrains,I________ataxi.A.takeB.rideC.byD.sit()8.—________areyoustayinginOttawa?—Fortwoweeks.A.HowlongB.HowmanyC.HowoftenD.Howmuch()9.DoesBabaragotowork__________busor___________foot?A.to;byB.with;onC.by;onD.on;on()10.Mybirthdayisin________.A.TuesdayB.AprilC.March3rdD.Monday二.交通方式的表达:by+交通工具或动词短语构成bybike,bybus,bycar,byplane,bytrain,bysubway,byland,byair,bysea,bywater,onfoot,(rideabike,takeabus,takeaplane,takeatrain,takethesubway,walkto)问交通方式则应该用how,如:Howdoeshegotoschool?Howdoyougotothepark?Howdoesshegotowork?1.Mymothergoestoworkbybus.(同义句)Mymothergoestowork_____________.2.Mygrandmaoftengoeshomebysubway.(就划线部分提问)_______doesyourgrandmaoften________home?3.MissYangwalkstoworkeveryday.(改为同义句)MissYanggoestowork________everyday?4.Mygrandmausuallytakesthesubwayhome.(就划线部分提问)yourgrandmagohome?三、现在进行时:1.定义:表示(说话瞬间)正在进行或发生的动作。经常与now,atthemoment,look,listen等词连用。2.基本结构:be(am/is/are)+v-ing(动词的现在分词)I’mwatchingTVnow.3.现在分词的构成:(1)一般情况下在动词词尾加ing。go→goingask→askinglook→looking(2)以不发音的e结尾的动词,去掉e加ing。have→havingtake→takingmake→makingwrite→writing(3)以一个辅音字母结尾的重读闭音节,双写最后一个字母,再加-ing。get→gettingswim→swimmingbegin→beginningshop→shopping4.现在进行时态的肯定式、否定式、疑问式及简略回答。(1)肯定式:be+v-ingSheissinginginthenextroom.(2)否定式:be+not+v-ingThestudentsaren’tcleaningtheroom.(3)一般问句:be动词提前。肯定答语Yes,主语+be,否定答语No,主语+benot。5.特殊疑问问句:疑问词+be+主语+doing+其他?(疑问词+一般疑问句)Ⅰ.写出下列动词的ing形式1.clean_______2.read_________3.play________4.have_______5.get________6.eat_________7.take________8.make_______9.look_________10.watch______Ⅱ.句型转换1.Amyisplayingcomputergames.(一般疑问句,肯定回答)________________________________________________________________2.Theyaredoingtheirhomework.(一般疑问句否定句)__________________________________________________________________________________________________3.Thestudentsarecleaningtheclassroom.(一般疑问句,否定回答)_________________________________________________________4.I’mplayingfootballontheplayground.(画线提问)___________________________________________________5.Tomisreadingbooksinhisstudy.(画线提问)___________________________________________________四.现在进行时与一般现在时的区别:(一)一般现在时定义:表示经常性的动作。经常与频率副词(时间状语)连用:often经常,usually通常,always总是,every每个,sometimes有时,at⋯在几点钟等。只有第三人称单数用动词三单形式,其余动词均用原形。(二)现在进行时1.定义:表示(说话瞬间)...