仁爱英语七年级下册Unit5Topic2知识归纳及试题

G7,L21现在进行时一.现在进行时概念：现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。二.现在进行时结构;Be＋ving三.现在进行时几种句型用法：①陈述句(肯定句)主语＋be(am,is,are)+现在分词，如：IamreadingEnglish.我正在读英语。Heiswriting.他正在写字。Youarerunning.你正在跑步。②、一般疑问句Be(Am,Is,Are)+主语＋现在分词，如：1.-Areyousinging?你正在唱歌吗？-Yes,Iam.是的，我在唱歌。(No,I'mnot.不，我不在唱歌。)2.-Ishe(she)listeningtomusic?他(她)在听音乐吗？-Yes,he(she)is.是的，他(她)在听音乐。[No,he(she)isn't.不，他(她)不在听音乐。]③、特殊疑问句疑问词＋be(am,is,are)＋主语＋现在分词，如：1.-Whatareyoudoing?你正在干什么？-Iamdoingmyhomework.我正在做作业。2.-Whatishe(she)doing?他(她)正在干什么？-He(She)isridingabike.他(她)正在骑自行车。④否定句主语＋be(am,is,are)＋not+现在分词IamnotreadingEnglish我不在读英语。【注】这里的现在分词指的是ving形式；像look(看)、listen(听)、now(现在)常出现在现在进行时态句子中。请看：1.Look!Jackisswimming.看！杰克正在游泳。2.Listen!Sheissinging.听！她正在唱歌。3.Iamcleaningmyroomnow.现在我正在打扫房间。四.动词加ing的变化规则1．一般情况下，直接加ing，如：cook-cooking2．以不发音的e结尾，去e加ing，如：make-making,taste-tasting3．假如末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running,stop-stopping口诀教你学doing进行时很好记,be加动词-ing;直加双写去哑e,分词构成须仔细;别说be词无词义,主语和它最亲密;变疑问be提前,否定not再后添;何时要用进行时look,listen,now标志.G7,L22何时用现在进行时:(1)、当句子中有now，atthepresent，atthemoment时，常表示说话时动作正在进行，这时用现在进行时。如：Wearelisteningtothemusicnow.现在我们正在听音乐。Atthepresent,theyarepreparingfortheplan.目前，他们正在为计划做准备。(2)、以Look!、Listen!或Hurryup!开头的句子，提示我们说话时动作正在进行，也应用现在进行时。如：Look!Thebusiscoming.瞧！公共汽车来了！Listen!Marryissinginginherroom.听！玛丽正在她房间里唱歌呢。Hurryup!Wearewaitingforyou.快点！我们正在等你呢。(3)、描述图片或照片中人物的动作时常用现在进行时，以示生动。如：Lookatthepicture.Thegirlisswimming.看这幅图。这个女孩正在游泳。(4)、有时句子中可能没有时间状语，但如果表示的是说话时的动作，也应用现在进行时。如：Don’tmakesomuchnoise.I’mdoingmyhomework.别吵了。我正在做作业呢。(5)、表示当前一段时间内的活动或现阶段正在进行的动作时常用现在进行时。这时常与时间状语theseday，thisweek，thewholeday等连用。如：Heiswritinghisnovelthewholeday.他一整天都在写他的小说。注：1、对于上述几点中所给的时间状语，并不是只能用现在进行时，而要依据题目内容选择时态。2、并不是所有的动作都可以用现在进行时，有一些表示状态、结果、感觉和感情的动词，如have(有)，be(是)，like(喜欢)，know(知道)，want(想要)，think(认为)，see(看见)，hear(听见)，forget(忘记)等，一般不用现在进行时。G7,L23现在进行专项练习：写出下列动词的现在分词形式.1.help_______2.come_____3.swim_______4.eat_____5.give_______6.find_____7.sit_______8.write_____9.talk_____10.sleep_____11.watch_____12.sit_____13.listen______14.make_____15.laugh______16.lie_____17.cry______18.sing_____19.cut______20.write_____21.live_______22.take_________23.get_________24.stop_________25.sit________26.begin________27.shop___________二、用所给的动词的正确形式填空：1.Theboy__________________(draw)apicturenow.2.Listen.Somegirls_______________(sing)intheclassroom.3.Mymother_________________(cook)somenicefoodnow.4.What_____you______(do)now?5.Look.They_______________(have)anEnglishlesson.6.They____________(not,water)theflowersnow.7.Look!thegirls________________(dance)intheclassroom.8.Whatisourgranddaughterdoing?She_________(listen)tomusic.9.It’s5o’clocknow.We_____________(have)suppernow10.______Helen____________(wash)clothes?Yes,sheis三、句型转换：1.Theyaredoinghousework.(分别改成一般疑问句和否定句)①_____________________________________________________________②_____________________________________________________________2．Thestudentsarecleaningtheclassroom.(改一般疑问句并作肯定和否定回答)①________________________________________________________________②____________________________________③_____________________________3．I’mplayingthefootballintheplayground.(改为否定句)_________________________________________________________________4．Tomisreadingbooksinhisstudy.(改为一般疑问句)_________________________________________________________________5.Mymotheriscookingsomenicefoodnow.(改一般疑问句并作肯定和否定回答)①_________________________________________________________________②____________________________________③_____________________________G7,L246.Theyarenotwateringtheflowersnow.(改为肯定句)现在进行时态提高题一.填空题1．MrZheng(read)abooknow.2.Therabbits(jump)now.3..Look!TomandJohn(swim).4.Mybrother(make)akiteinhisroomnow.5.Look!Thebus(stop).6.We(have)anEnglishclassnow.7.Listen!Someoneis(come).8.They(catch)butterfliesnow.9.He(do)anexperimentnow.10.They(collect)stampsnow.11.Look!He(dive)now.12.Tom(watch)TVinthediningroom.13.Thedoctors(get)offthebus.14.Comeon.They(leave)now.15.It(eat)fishnow.16.Myfather(work)intheofficenow.17.Whereisyourmother?She(answer)thephone.18.Theteachers(run)now.二、按要求改写句子1.Theboyisplayingbasketball.否定句：____________________________一般疑问句：_________________________肯定回答：__________________________否定回答：__________________________对“Theboy”提问：__________________________2.造句:1).she,thewindow,open,now.(用现在进行时连词成句.)_________________2).is,who,thewindow,cleaning?(连词成句)______________________3).Sheisclosingthedoornow.(改成否定句)______________________4.)Youaredoingyourhomework.(用I作主语改写句子)_______________5).they,thetree,sing,now,under.(用现在进行时连词成句.)______________6).TheYoungPioneersarehelpingtheoldwoman.(改成一般疑问句)__________三、单项选择（）1.我在照看孩子.(A)Iamlookingafterthebaby.(B)I'mlookafteringthebaby.(C)Ilookamafteringthebaby.(D)Ilookingafterthebaby.()2._____friend'smaking______akite.(A)I,me(B)My,my(C)My,me(D)His,his()3.Isthewoman______yellowyourteacher?(A)in(B)puttingon(C)wearing(D)having()4.Look!Thetwins_____theirmotherdothehousework.(A)arewanting(B)help(C)arehelping(D)arelookingG7,L25()5._____arethebirdsdoing?Theyaresinginginatree.(A)Who(B)What(C)How(D)Where()6.Isshe____something?(A)eat(B)eating(C)