语法第08讲Unit4现在进行时（一）仁爱科普版(2024)英语七年级上册

仁爱新版七上单元语法同步讲义(教师版)Unit4Funinthesun!第08讲:现在进行时(一)（一）语法考点概念：表示现在正在进行或发生的动作。时间标志词：now(现在),look(看),listen(听)等。结构：am/is/are＋现在分词（ving）。am/is/are的选择取决于主语。Iamplayingchessnow.HeisstudyingEnglishnow.Theyaredoinghomeworknow.【考点01】现在分词的构成规则示例一般直接在动词词尾加ingread—readingstudy—studying以不发音的e结尾的动词，去掉e，再加ingwrite—writingdrive—driving以重读闭音节结尾且末尾只有一个辅音字母的动词，双写这个辅音字母,再加ingsit—sittingswim—swimmingrun—runningstop—stopping以ie结尾的动词，变ie为y,再加inglie—lyingdie—dying【考点02】现在进行时的句型结构句式构成形式例句肯定句主语+am/is/are+ving+其他.①Iamwatchingamovie.②Sheisreadingbooks.③Theyaredoinghomework否定句主语+am/is/are+not+ving+其他.①Iamwatchingamovie.→Iamnotwatchingamovie.②Sheisreadingbooks.→Sheisnotreadingbooks.③Theyaredoinghomework.→Theyarenotdoinghomework.一般疑问句及其简略回答Am/Is/Are+主语+ving+其他？肯定回答：Yes,主语+am/is/are.否定回答：No,主语+am/is/arenot.①Iamwatchingamovie.→Areyouwatchingamovie?am./Noam./No,Iamnot.②Sheisreadingbooks.→Isshereadingbooks?is./Noheis./No,sheisnot.③Theyaredoinghomework.→Aretheydoinghomework?are./Noeyare./No,theyarenot.特殊疑问句特殊疑问词+am/is/are+主语+ving+其他？Whatareyoudoing?Whatisshedoing?Whataretheydoing?同步练习一、Ving形式变形。写出所给动词的正确ing形式。looklookingplanplanningswimswimminghavehavingmakemakinglistenlisteningrideridingdodoingrunrunningplayplayingsitsittinghelphelpingdrawdrawingstopstoppingwritewritingflyflyingdiedyinglielyingshopshoppingspeakspeakingchatchattingtalktalkingwatchwatchingsingsinging二、句型转换。Iamdoinghomework.否定句：Iamnotdoinghomework一般疑问句：Areyoudoinghomework肯定回答：Yes,Iam.否定回答：No,Iamnot.对划线部分进行提问：WhatareyoudoingSheisreadingabook.否定句：Sheisnotreadingabook.一般疑问句：Isshereadingabook肯定回答：Yes,sheis.否定回答：No,sheisnot.对划线部分进行提问：WhatisshedoingTheyareplayingsoccer.否定句：Theyarenotplayingsoccer.一般疑问句：Aretheyplayingsoccer肯定回答：Yes,theyare.否定回答：No,theyarenot对划线部分进行提问：Whataretheydoing三、单项选择。（）1．—Whatareyoudoing?—I______formybag.Ican’tfindit.looking B．amlooking C．look（）2．—David,what_____youdoing?—I_____intheplayground.is;run B．are;running C．are:amrunning（）3．She______herhomeworknow.doing B．isdoing C．does（）4．Look,Nancy____nearherhouse.sits B．issitting C．aresitting（）5．—David,what_____yoursisterdoing?—She_____intheroom.are;isreading B．is;reading C．is;isreading6.Listen6.sten!Thesebirds_______inthetree.A.singB.isB.issingingC.aresinging（）7．Look,They____ontheplayground.play B．areplaying C．isplaying（）8．JackandI_______ourparentsinthekitchennow.help B．amhelping C．arehelping（）9.Don’ttalkhere.Grandparents__________.sleepB.issleepingC.aresleeping（）10.—WhereisKarry?—He_______pictureswithhisgrandfather.drawsB.isdrawingC.aredrawing（）11.—It_______outside.—Let'sgoandmakeasnowman.snowingB.issnowingC.snows（）12．—____youlisteningtotheradio—No,I’mwatchingTV.Do B．Are C．Can（）13.Myparents_______TVafterdinnereveryday.A.watchB.watchesC.arewatching（）14.Mybrother_______footballverywell,buthe_______itnow.plays;isn’tplayingB.play;doesn’tplayC.isplaying;plays1.B解析：根据问句“Whatareyoudoing?”可知，答句要用现在进行时，其结构是“be+动词的现在分词”，主语是I，be动词用am，look的现在分词是looking，所以选B。2.C解析：问句主语是you，be动词用are；答句主语是I，be动词用am，现在进行时结构是“be+动词的现在分词”，run的现在分词是running，所以选C。3.B解析：根据“now”可知句子时态为现在进行时，其结构是“be+动词的现在分词”，主语She是第三人称单数，be动词用is，do的现在分词是doing，所以选B。4.B解析：由“Look”可知句子时态为现在进行时，主语Nancy是第三人称单数，be动词用is，sit的现在分词是sitting，所以选B。5.C解析：第一空，主语yoursister是第三人称单数，be动词用is；第二空，根据语境可知她正在房间里读书，用现在进行时，主语She是第三人称单数，be动词用is，read的现在分词是reading，所以选C。6.C解析：根据“Listen!”可知句子时态为现在进行时，主语Thesebirds是复数，be动词用are，sing的现在分词是singing，所以选C。7.B解析：由“Look”可知句子时态为现在进行时，主语They是复数，be动词用are，play的现在分词是playing，所以选B。8.C解析：根据“now”可知句子时态为现在进行时，主语JackandI是复数，be动词用are，help的现在分词是helping，所以选C。9.C解析：根据“Don’ttalkhere.”可知祖父母正在睡觉，用现在进行时，主语Grandparents是复数，be动词用are，sleep的现在分词是sleeping，所以选C。10.B解析：根据语境可知他正在和他爷爷一起画画，用现在进行时，主语He是第三人称单数，be动词用is，draw的现在分词是drawing，所以选B。11.B解析：根据语境可知外面正在下雪，用现在进行时，其结构是“be+动词的现在分词”，主语It是第三人称单数，be动词用is，snow的现在分词是snowing，所以选B。12.B解析：根据答句“No,I’mwatchingTV.”可知问句时态为现在进行时，主语是you，be动词用Are，所以选B。13.A解析：根据“everyday”可知句子时态为一般现在时，主语Myparents是复数，动词用原形watch，所以选A。14.A解析：前半句描述哥哥踢足球踢得好，是一般情况，用一般现在时，主语Mybrother是第三人称单数，动词用plays；后半句根据“now”可知时态为现在进行时，其结构是“be+动词的现在分词”，主语he是第三人称单数，be动词用is，否定形式是isn't，play的现在分词是playing，所以选A。四、句子改错。1.Tomisplayfootballwithhisfriends.（改：______）【答案】playing【解析】现在进行时结构应为is+现在分词，play需加ing变为playing。2.Look!Thebirdsissinginginthetree.（改：______）【答案】are【解析】主语Thebirds是复数，be动词应与主语一致，用are而非is。3.Sheisn’tlistentomusic.She’swatchingTV.（改：______）【答案】listening【解析】否定句结构为isn’t+现在分词，listen需加ing变为listening。4.Whatareyourmotherdoingnow?（改：______）【答案】is【解析】主语yourmother是第三人称单数，be动词应用is，而非are。5.Theyareruninginthepark.（改：______）【答案】running【解析】run是重读闭音节单词，末尾只有一个辅音字母n，需双写n加ing，而非runing。五、用括号里所给词正确形式填空1．—Whatareyoudoingrightnow?—Weare(shop)inthemarket.2．Look!Sheis(play)footballnow.3．—Whereisyourmother?—Oh,she(chat)withmygrandma.4．—thekids(water)theflowersinthegarden?—No.Theyareflyingkites.5．Hurryup,Tom!Yourmother(wait)foryouattheschoolgate.6．Pleaseturndownthemusic.Mum(sleep)inthenextroom.7．Look!Sometigers(lie)onthegroundinthewarmsun.8．NowChinesefood(spread)aroundtheworldquicklywithsomecookingvideospopularontheInternet.9．—Hello,Peter,Ican’thearyouclearly.—Oh,mysisterandI(enjoy)dinneroutside.10．LilyandLucy(run)onthesportsfieldnow.11．Themotheris(read)astorytoherson.12．Billy(play)chesswithhisfriendnow.13．Listen!WangTing(sing)anEnglishsong.14．Don’tshout!Andy(sleep)inhisbedroom.Heistootired.15．—WhereisTommy?Ican’tfindhimanywhere.—Look!He(lie)onthegrass.1.shopping解析：根据问句“Whatareyoudoingrightnow?”可知，答句要用现在进行时，其结构是“be+动词的现在分词”，shop的现在分词是shopping。2.playing解析：由“Look!”可知该句时态为现在进行时，结构为“be+动词的现在分词”，play的现在分词是playing。3.ischatting解析：根据语境可知询问妈妈现在在哪里，答句表示妈妈正在和奶奶聊天，用现在进行时，主语she是第三人称单数，be动词用is，chat的现在分词是chatting。4.Are;watering解析：根据答句“No.Theyareflyingkites.”可知问句时态为现在进行时，一般疑问句结构是“Be+主语+动词的现在分词+其他”，主语thekids是复数，be动词用Are，water的现在分词是watering。5.iswaiting解析：“Hurryup”表明妈妈正在学校门口等你，用现在进行时，主语Yourmother是第三人称单数，be动词用is，wait的现在分词是waiting。6.issleeping解析：“Pleaseturndownthemusic.”