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1仁爱版七下期中复习（语法专练）一、一般现在时①表示现在的状态，如：Heistwelve.Kateisintheroom.②表示经常发生或习惯性的动作或状态，如:Heusuallygoestoschoolbybike.③表示主语现在的性格、特征、能力，如：IlikeEnglish.WecanspeakChinese.写出下列单词的第三人称单数形式并总结规律talk_______forget_______hope_______stop_______perform_______play_______say_______buy_______worry_______fly_______study_______like______make_______take_______love_______recite_______become_______come_______drive_______shine_______leave_____wake_______ride_______write_______hike_______give_______leave_______see_______swim_______stop_______shop________plan_______get_______sit_______let_______cut_______run_______forget_______begin_______wash_______watch_______finish_______teach_____fish_______reach_______go_______do_________________________________________________________________________________________________________________________________________________二、现在进行时1、现在（说话的瞬间）正在进行或发生的动作，强调“此时此刻”。E.g.Heisreading.Theyaretalkingnow.2、当前一段时间内的活动或现阶段正在进行的动作。E.g.Theyareworkingthesedays.3、某些动词的现在进行时，表预定的计划或即将发生的动作。E.gIamcoming.★其结构为be+现在分词.现在分词的变法有:1、一般在动词词尾加上-ing,E.g.jump2、以不发音字母e结尾的动词，先去e，再加-ing.E.g.have\write3、.以重读闭音节末尾只有一个辅音字母结尾的词，它前面是单个元音字母时要先将词尾的辅音字母双写，再加上-ing.E.g.sit，put★其句式变换都在be上做文章。E.g.Heisbuyingabike.Ishebuyingabike?Heisn’tbuyingabike.★一般由look,listen,now,atthismoment等时间状语做标志。写出下列单词的现在分词形式并总结规律WashcatchmakeflyrideSitputrungetswimShopbegincomeseegoLeavestudysleepsingdanceReadcleanplayusehaveListenwatchwritelivedrink_________________________________________________________________________________________________________________________________________2三、一般现在时与现在进行时的区别1、一般现在时一般用来表示人或物经常性或习惯性的动作或状态,也可以用来表示人或物现在的状态或者用来表示主语现在具有的性格或能力等。现在进行时则一般用来表示现在(说话的瞬间)正在发生或进行的动作或者用来表示现阶段正在进行或发生的动作。2、一般现在时的谓语动词为:（1）.be动词用am/is/are这三种形式;（2）.实义动词用动词原形或第三人称单数形式。现在进行时谓语动词的形式为:be(am,is,are)+实义动词的-ing形式。这两种时态的否定句和一般疑问句的变法也不同:在一般现在时中,含be动词的句子变否定句直接在be(am,is,are)后加not,变一般疑问句是直接将be(am,is,are)提到句首;含实义动词的句子变否定句和一般疑问句必须借助于助动词do或does。而现在进行时的句子变否定句则直接在be(am,is,are)后面加not;变一般疑问句是把be(am,is,are)提到句首。3、一般现在时常与often,sometimes,always,usually等频度副词和everymorning/day/week,onWednesday,onSundays,inthemorning/afternoon/evening等时间状语连用。现在进行时常与now,thesedays,atthismoment等时间状语连用。句首有Look!/Listen!等提示语。四、用所给动词的适当形式填空1.Sometimeshe______(go)toschoolonfoot.2.Sheoften_______(watch)TVonSundays.3.Theboy_________(notbring)hishomeworkeveryday.4.______you________(like)English?5.What_________hisfatherusuallyintheevening_______(do)?6.Mr.Liu______(have)nochildren.7.We________(nothave)lessonsonSaturdays.8._______hismother______(cook)?Yes,shedoes.9.Fortyplusfifty_______(be)ninety.10.Mybrother___________（like）playingfootballverymuch11.Wheredoyourgrandparentscomefrom?They_______(come)fromGuangdong12.He_________(read)aninterestingbooknow.13.She_________(make)amodelplanethesedays.14.Look!Theboys________(play)soccer.15.Listentothelittlegirl.She_______(recite)apoem.16.WhereisTom?He_________(stand)underthetree.17.It’sfiveo’clock.Thestudents___________(play)sports.18.Whatareyoudoing?I_________(write)andhe__________(watch)TV.19.He_________(notdo)hishomework.He_________(play)videogamesnow.20.Sheenjoys_________(listen)tothemusic.21.Whatabout_______(have)apicnic?22.Doyoulike__________(live)inthecity?23.Dooftengo_________(climb)mountains?24.Areyougoodat_________(perform)Chinesekungfu?325.Letme_______(help)you.五、Therebe句型1、定义：Therebe句型表示某处存在某物或某人。结构：(1)Thereis+单数可数名词/不可数名词+地点状语.(2)Thereare+复数名词+地点状语.句子的主语是某人或某物，谓语动词be要与主语（某人或某物）的数保持一致。当主语是两个或两个以上的名词时，谓语动词要与跟它最近的那个名词一致。Therearetwoboysandagirlunderthetree.2、变成否定Therebe句型的否定式的构成和含有be动词的其它句型一样，在be后加上not或no即可。注意not和no的不同：not是副词，no为形容词，nota/an/any+n.相当于no+n.。3、变成一般疑问句Therebe句型的一般疑问句变化是把be动词调整到句首，再在句尾加上问号即可。但同时要注意：当肯定句中有some时，要将其改为any（否定变化也一样）。4、特殊疑问句对主语提问：当主语是人的时候，则用who引导，当主语是物的时候，则用what引导。注意：无论原句的主语是单数还是复数，对之提问时一般都用be的单数形式(回答时却要根据实际情况来决定)。5、对地点状语提问：则用where引导。对数量提问：一般有两种句型结构：Howmany+复数名词+arethere+介词短语？Howmuch+不可数名词+isthere+介词短语？六、祈使句祈使句指的是表示命令、请求、建议或劝告的句子。其主语you常省略，谓语动词用原形，句末用感叹号或句号，读降调。1.肯定的祈使句（1）动词原形+其他Standup,please.=Pleasestandup.请起立。（2）Be+adj.Becareful!=Lookout!=Takecare!小心/当心！（3）Let's+动词原形Let’sgotoschooltogether.咱们一起上学去吧。2.否定的祈使句(1)Don't+动词原形Don'tstandup.别站起来。Don'tbecareless.别粗心。Don'tletthemplaywithfire.别让他们玩火。（2）Let's(letsb)+not+动词原形Let'snotsayanythingaboutit.对于这件事，咱们什么也别说。Letthemnotplaywithfire.别让他们玩火。4七、选择填空()1.-Whereisthebird?-____inthetree.A.IsB.ThereareC.ThereisD.Itis()2.-What’sunderthechair?-_____awhitecat.A.ThereisB.Yes,thereisC.ThereareD.Yes,it’s()3.-Isthereadolphininthewildanimalzoo?-Yes,____.A.itisn’tB.thereisC.itisD.thereisn’t()4.-Howmanycomputersintheroom?-____fifteen.A.ThereisB.ThereareC.TheyareD.Ihave()5.-_____anotebookontheteacher’sdesk?-Yes,thereis.A.ThereareB.ThereisC.ArethereD.Isthere()6._____havealotofworktodotoday.A.TheyB.TherebeC.HeD.There()7.There____twopearsandanappleontheplate.A.haveB.hasC.areD.is()8.There____ahairclipandtwopensonthetable.A.haveB.hasC.areD.is()9.Look!There____nothinginthebox.A.haveB.hasC.areD.is()10.There____boxesonthefloor.A.haveB.hasC.areD.is()11.There_____somemoneyinthepurse.A.haveB.hasC.areD.is()12.There___aclockonthede