Unit5Period3Grammar课件外研版英语七年级上册

Unit5FantasticfriendsGrammar学习目标12Tosummarisethegrammarrulesofthepresentcontinuoustenseandpracticeusingit.Tofindavideoanddoyourownvoice-overforit.Readthesentencesfromthereadingpassageandsummarisethegrammarrules.(a)We'restudyingbirdsforBirdWeekatschool.(b)I'mwatchingpigeonsintheparknow.(c)Thatpigeonislookingatitselfinthewater!现在进行时表示说话时正在进行或发生的动作，也可以表示当前一段时间内的活动或现阶段正在进行的动作。现在进行时主语+be(am/is/are)+动词ing新课讲授Activity1Nowfindmoresentenceswiththesestructuresinthereadingpassage.主语+be(am/is/are)+动词ingNowfindmoresentenceswiththesestructuresinthereadingpassage.1.Agirlisfeedingthem.2.Thebirdsareflyingmadlytoher.3.I'mdoingsomeonlineresearch.4.I'mreadinginthelibrarynow.我(I)用am你(you)用areis连着她(she)他(he)它(it)单数is复数are不可数名词用isbe动词的用法主语+be(am/is/are)+动词ingReadthefollowingsentenceswiththesestructures.1.Tonyisvisitinghisgrandparents.2.Damingishavinglunch.3.Mysisterisshoppingnow.4.Thelittledogislyingonthefloor.动词ing的变化规律一般情况下,动词后直接加ing。

例如：working,buying,visiting,talking,saying.以字母e结尾的动词,去掉e,然后加ing。例如:taking,having,leaving,driving,writing,making.以辅音字母+元音字母+辅音字母的重读闭音节结尾的动词,如果末尾只有一个辅音字母，双写这个辅音字母，然后加ing。例如:stopping,shopping,sitting,getting.特殊变化。

例如:lie-lying主语+be+动词ingComparethefollowingsentences.Iamreadingabook.Iamnotreadingabook.Areyoureadingabook?Yes,Iam.No,I’mnot.句型转换肯定句:主语+be(is/am/are)+动词ing.否定句:主语+be(is/am/are)+not+动词ing.一般疑问句:Be(is/am/are)+主语+动词ing...?肯定回答：Yes,主语+be.否定回答：No,主语+be+not.Sheislisteningtomusic.Sheisnotlisteningtomusic.Isshelisteningtomusic?Yes,sheis.No,sheisn’t.肯定句否定句一般疑问句肯定回答否定回答肯定句否定句一般疑问句肯定回答否定回答肯定句变一般疑问句时:I/we变youmy/our变yourReadandcompletethesentenceswiththecorrectformofthewordsinthebox.1.Look!Thedolphin______________aship.2.—Thehorseissleeping.

—Ican'tbelieveit.It_____________.Canitsleeplikethat?3.Ssh!I_____________thecatinthetree.standwatchfollowisfollowingisstandingamwatchingActivity2Describethefollowingpictureswiththecorrectformofthewordsandexpressions.Look!Thedogisswimminginthelake.Wow!Themotherbirdisgivingfoodtoherbabies.Thecutepandaishavinglunchnow.givefoodswimhavelunchActivity3Completethepassageusingthecorrectformoftheverbsinbrackets.河狸主要分布在欧洲，中国也有少量分布。它们通常生活在河流、湖泊和湿地附近。河狸以筑坝闻名。它们会用树枝、泥土和石块等建造复杂的水坝,

以创造安全的栖居环境。河狸是优秀的游泳者，可以在水下闭气长达15分钟。扁平的尾巴和蹼状的后脚有助于它们在水中快速移动。beaverActivity4Thenewcameralookslikearealbeaver!Weputitbytheriver.Nowwe___________(watch)thebeavers.Look!Onebeaver__________(cut)atreewithitsteethandtheothertwo__________(put)thesticksintheriver.Theywanttocreateapond.Butwhat’sitfor?Oh,Isee!They__________(build)theirhomeinit.Thepondwillprotectthemfromwolves,foxes,etc.Thisisamazing!arewatchingiscuttingareputtingarebuildingNowtheworkisdone!Twobeavers____________(swim)inthepond.Theotherone__________(try)tocatchfish.It’ssuchnicework.Nowonder

beaversarecalled“nature’sengineers”!areswimmingistrying难怪n.工程师；设计师Findavideoanddoyourownvoice-overforit.AmazinganimalActivity5UsethewordsfromthereadingpassageandtheUsefulexpressionstohelpyou.AmazinganimalWhatanimalisit?________________________Whatisitdoing?________________________Whatisspecialaboutit?________________________Whatdoyouthinkofit?________________________It'samonkey.It'sjumping.Ithasstrongarmsandlegs.Itcanmoveveryfast.It'sveryclever!UsefulexpressionsItisa...Look,it's....Inmyopinion,...Itcan...Ithaslong/big...Iteats......helpsit...Findavideoanddoyourownvoice-overforit.UsethewordsfromthereadingpassageandtheUsefulexpressionstohelpyou.It’samonkey.It’seatingfruit.Italsoeatsleaves,insectsandevensmallanimals.Ithasstrongarmsandlegs.Itcanmoveveryfast.Look.It’sclimbingtrees.It’sjumping.It’sswimmingandplayinginthewater.Look,thetwomonkeysaresittinginagotspring.Thewasterkeepsthemwarminwinter.Ilikemonkeysverymuch.Theyareverycleveranimals.Sample现在进行时表示现在(说话瞬间)或现阶段正在进行或发生的动作，常与now,thesedays

等时间状语连用。句式结构：1.

肯定式：主语+am/is/are+动词-ing形式(+其他).2.

否定式：主语+am/is/are+not+动词-ing形式(+其他).。3.

一般疑问式：Am/Is/Are+主语+动词-ing

形式(+其他)?。4.

现在进行时的特殊疑问句：疑问词(不作主语)+am/is/are+主语+动词-ing形式(+其他)?，答语要根据实际情况来回答。课堂总结Ⅰ.

根据各题后括号内的要求完成下列各题，每空一词（含缩略形式）。1.Tony’sgrandparentsaretakingawalknow.

(改为否定句) Tony’sgrandparents________________awalknow.2.Grace’sbrotherislearningChinesethesedays.

(改为一般疑问句) ________Grace’sbrother________Chinesethesedays?3.

Alice

issingingintheclassroom.

(对划线部分提问) ________issingingintheclassroom?aren’ttakingIslearningWho当堂检测Ⅱ.

将下列汉语句子翻译成英语。1.

Dave正在游泳。2.

那些小孩正在踢足球吗？3.

Jim没有在听音乐。4.

他们现在在哪儿放风筝？Daveisswimming.

Arethosechildrenplayingsoccer?Jimisn’tlisteningtomusic.

Wherearetheyflyingkitesnow?ICANsummarisethegrammarrulesofthepresentcontinuoustense