初中英语现在进行时讲解 11页

现在进行时一、现在进行时的概念及构成1.现在进行时的概念现在进行时表示现在某一时刻或某一阶段正在进行或发生的动作，经常和时间状语now连用或用在look,listenatpresent.等引出的句子中。二、.现在进行时的构成和运用：表示现在正在发生或进行的事件或动作。也可表示当前一段时间或现阶段正在进行的动作。句子的结构如下：(be)amis+动词ingare如：1.Iamlisteningtothemusicnow.2.Thestudentsaredrawingpicturesnow.3.Listen!Sheissinging.4.Look!MrLiisridingabike.动词现在分词构成:1)正常变化是在动词原型后加ing如:　read----reading;　drink---drinking;　eat---eating;2)以e结尾的动词，去掉e再加ing如:　write---writing;　make---making;　ride---riding;　3).重读闭音节（只有一个元音字母，而其后跟有一个辅音字母时）要双写结尾的辅音字母再加ing第11页\n　sit---sitting;　swim--swimming;put---putting;　run—running4)以ie结尾的动词-ie+y+ing：lie--lyingdie---dying下面以talk为例来说明其各种句式。人称肯定句否定句一般疑问句及其答语第一人称II’mtalking.I’mnottalking.AmItalking?Yes,youare.No,youaren’t.weWearetalking.Wearen’ttalking.Arewetalking?Yes,weare.No,wearen’t.youYouaretalking.Youaren’ttalking.Areyoutalking?第11页\n第二人称Yes,Iam.No,Iamnot.youYouaretalking.Youaren’ttalking.Areyoutalking?Yes,weare.No,wearen’t.第三人称heHeistalking.Heisn’ttalking.Ishetalking?Yes,heis.No,heisn’t.sheSheistalking.Sheisn’ttalkingIsshetalking?Yes,sheis.No,sheisn’t.itItistalking.Itisn’ttalking.Isittalking?第11页\nYes,itisn’t.No,itisn’t.theyTheyaretalking.Theyaren’ttalking.Aretheytalking?Yes,theyare.No,theyaren’t.三、现在进行时的其他用法1.现在进行时代替一般现在时现在进行时有时可以代替一般现在时，表示一个经常性的动作或状态，表示一种感情或强调某种情况的暂时性。例如：Youaredoingagoodjob.你干得不错嘛。（赞扬）Howareyoufeelingthesedays?这几天感觉如何？（关怀）2.现在进行时还可以表示礼貌，常用于口头交际I’mhopingtomeetyou.我真心希望见到你。第11页\nWe’relookingforwardtoyourcoming.我们正盼着您的到来。四、现在进行时及一般现在时的用法区别1.从时间长度来看一般现在时表示经常性，而现在进行时表示短暂性，强调动作正在进行。如：Idomyhomeworkeveryday.我每天都做作业。Doyouusuallygotoschoolatseven?你通常7点钟去上学吗？Wearereadingthetextnow.我们现在正在读课文。Theyarewaitingforabus.他们正在等车。2.从进行的动作来看一般现在时表示经常性的动作或状态，而现在进行时表示短暂的非持久性的动作。如：第11页\n[正]Theteacherisstandingneartheblackboard.[误]Thenewbuildingisstandingneartheriver.[正]Thenewbuildingstandsneartheriver.五、没有进行时态的动词1.表示感觉的感官动词没有进行时态如see(看见)，hear(听见)，feel(感到)，taste(尝起来)，sound(听起来)，notice(注意到)，watch(观察)，find(发现)等。2.表示存在状态的动词没有进行时态如have(有)，own(拥有)，seem(似乎)，be(是)，stay(保持)，remain(仍然是)等。3.表示人物的心理活动、态度情感等的描述性动词没有进行时态如love(爱)，like(喜欢)，hate(憎恨)，know(知道)，forget(忘记)，remember(记住)，wish(希望)，think(认为)，want(想要)，mind(介意)，need(需要)，agree(同意)等。4.表示一次性动作的动词没有进行时态如decide(决定)，receive(接受)，allow(允许)，give(给)等。第11页实战演练第11页\n一、用下列所给动词的适当形式填空1.Look!They    (plant)treesaroundthelake.2.Listen!Who      (cry)there?3.Peoplearebusy    (work)inthefields.4.Heheardmyteachers    (talk)aboutthelecturewhenIpassed.5.You’llfindmanypeople    (walk)withtheirpetsinthestreet.6.Sheispracticing    (act)atthemoment.7.—What     you     (do)now? --I     (write).8.It’swinternow.Thepeasants     (get)readyforthenextyear.9.What     you     (do)ateightlastnight?10.MrYinmustbeinhisoffice.Inoticehim     (enter)hisoffice.11.MissMeikeeps     (make)thesamemistake.12.WhenIwasathomemymother    (watch)TV.13.    (make)alotofnoiseisimpoliteinpublic.第11页\n14.Heisnow    (look)forwardtoachancetogoabroad.15.Heprefers     (dance)tosinging.二、将下列句子译成英语1.我们现在正在进行期末考试。2.老师们总是表扬我们。3.看！他们一直在蹦蹦跳跳。4.我相信他们此刻正在尽力干工作。5.现在外面天气很冷，而且正下着大雪。 参考答案一、1.areplanting             2.iscrying3.working                  4.talking5.walking                  6.acting7.are;doing;amwriting     8.aregetting9.were;doing               10.enter11.making                  12.waswatching13.Making/Tomake          14.looking15.dancing二、1.Wearenowhavingourfinalexamination.第11页\n2.Theteachersarealwayspraisingus.3.Look!Theyarejumpingandrunningallthetime.4.I’msuretheyaretryingtheirbesttodothejob.5.It’sverycoldoutsidenow.Anditissnowinghard.第11页附加练习（可为课后作业）1．MrLiang(read)abooknow.2.Themouses(run)now.3..Look!AmyandJohn(swim).4.Mysister(make)akiteinhisroomnow.5.Look!Thebus(stop).6.We(have)anEnglishclassnow.7.Listen!Someoneis(come).8.They(catch)insectsnow.9.He(do)anexperimentnow.10.They(collect)stampsnow.11.Look!Mybrother(dive)now.12.Sue(watch)TVinthediningroom.13.Thenurses(get)offthebus.14.Comeon.They(leave)now.15.It(eat)fishnow.16.Myuncle(work)intheofficenow.17.Whereisyourmother?She(answer)thephone.18.Thedoctors(swim)now.一．选择填空：1.Whatareyoudoing?I________.　A.eat　B.caneat　C.eating　D.ameating2.Weare_________booksnow.第11页\n　A.reading　B.amreading　C.read　D.toread3.Ourteacheris________aredsweater.　A.puttingon　B.puton　C.wears　D.wear4.Thatboyisn’t________theteacher.　A.listen　B.listens　C.listening　D.listeningto5.It’seighto’clock.Jimmy’sparents__________TV.　A.iswatching　B.arewatching　C.watch　D.towatch6.Mymotheris_____acake_____mybirthday.　A.making;to　B.making;for　C.doing;to　D.doing;for7.Theyare_______thesebooksinthebox.　A.puts　B.put　C.toput　D.putting8.____you___thewindow?—Yes,Iam.　A.Do,clean　B.Is,cleaning　C.Are,cleaning　D.Do,cleaning二用动词的适当形式填空1.Whatareyou_________(do)now?I___________(eat)bread.2.It’snineo’clock.Myfather_______________(work)intheoffice.3.Look,theboy____________(put)therubbishintothebin.4._______he________(clean)theclassroom?No,heisn’t.He_____(play).5.WhereisMike?He___________(run)onthegrass.6.Listen,who____________(sing)inthemusicroom?第11页\n三．句型转换1.Theyarecleaningthewindow.（改为一般疑问句）　_______________________________________?2.Tomisworking.（改为一般疑问句）　_______________________________________?3.Jimissinging.（改为否定句）　_______________________________________.4.Kateisdancing（对划线提问）　________________________________________?5.Sheissittingnearthewindow（对划线提问）　_________________________________________?6.Thestudentsareplayingbasketballontheplayground.（改为否定句）7.Maryiswritingalettertoherpenpal.（对划线提问）_________________________________________?8.Iamridingabikewithmyfather.（改为否定句）_________________________________________9.Thestudentsareswimmingoverthere.（改为一般疑问句）_________________________________________?10.Mymotheriscookingthemeals.（对划线提问）_________________________________________?第11页