七下英语介词专项ppt课件ppt课件

.,1,介词专项,.,2,1.介词的定义：表示词语间语义关系的词叫介词，介词用于名词或名词词组或相当于名词词组的结构前。2.熟悉介词的结构：简单介词、复合介词和短语介词；介词不能单独使用作句子成份，必须和名词或代词组成介词短语；3.介词的用法很灵活，同一个介词有时会有好多不同的用法，如：for,at，with，on等。熟记一些常用的介词短语并灵活运用。,.,3,一、方位介词及词组大盘点：,on,in,under,behind,near,between,nexttoinfrontof,inthefrontof,ontheleft/rightof,atthebackof,inthecenterofonthecornerof,acrossfrom,A,B,C,on,under,between,D,near,behind,E,infrontof,F,One,Two,Lucy,Lily,Mary,Sunny,Kitty,between,nextto,Tommy,infrontof,behind,FifthAve,PineStreet,Supermarket,House,Hotel,onthecorner,acrossfrom,1.Thehotelis_PineStreetandFifthAve.,onthecornerof,2.Thereisasupermarket_myhouse.,acrossfrom,二、易混词语辨析：,infrontof（外部）的前面；inthefrontof(内部)的前面,Thereisatree_thecar.MissWangissitting_theclassroom.,infrontof,inthefrontof,2.inthetree在树上（外来物）；onthetree在树上（自己长在树上）,Itsanappletree.Icanseemanyapples_.Therearesomebirds_.,onthetree,inthetree,二、易混词语辨析：,3.inthewall在墙上（嵌在墙里）；onthewall在墙上（表面）,Thereisaclock_.Therearesomewindows_.,onthewall,inthewall,4.behind在后面（外部）；atthebackof在后面（内部）,Thecatisplayingwithaball_thedoor.Thereisablackboard_theclassroom.,behind,atthebackof,.,9,三、表示时间的介词：in,on,at都是“在时”,1.in表示较长的时间，如年、季节、月份及一般（非特指）的上午、下午、晚上等。如in1989,inspring,inMarch,inthemorning/afternoon等,2.on表示具体某一天、具体日期及具体的早中晚。如onMay1st,onacoldnightinJanuary,onTuesday,onFridayevening等,3.at表示某一时刻、较短暂的时间或夜里、中午等。如atsixoclock,atthistimeofyear,atnight,atnoon等,Iwasborn_June1st,1992.Iwasborn_ChildrensDay.,Iwasborn_June,1992.,Iwasborn_1992.,好郁闷啊!分不清了耶!,in,in,on,on,.,11,用in,on,at填空1.Weusuallyhavelunch_noon.2.LinTaowasborn_February18th.3.Sallyoftengoestoseehergrandparents_Saturdayafternoon_about2:00p.m.4.Myfatheroftenruns_themorning.5.TheygotoBeijing_asunny(晴朗的)morning.,at,on,on,at,in,on,.,12,()1.-Welcome_Beijing!-Thanks.A.forB.toC.in()2.MaryandJoyare_ClassOne.Theyare_theU.S.A.A.from;inB.in;fromC.to;fromD.in;to()3.Thegirl_blackismysister.A.inB.atC.toD.from()4.CouldIstudyEnglish_you?Noproblem.A.inB.forC.withD.about()5.Whatwouldyoulike_lunch?A.atB.onC.forD.in()6.Isthisaphoto_yourfamily?A.inB.withC.toD.of()7.Heiskind_me.A.atB.toC.fromD.about,.,13,()8.Whynothaveapicnic_thisSunday?A.inB.forC.atD./()9.Wouldyouliketogo_apicnic?A.forB.toC.atD.from()10.Mikeoftengetsup_6:40_themorning.A.in;inB.on;onC.at;atD.at;in()11.Icanlearnalot_history.A.aboutB.withC.fromD.on()12.Itsverykind_himtocookfoodforhismother.A.forB.toC.ofD.with()13.Itsverykind_you_helpme.A.of;forB.to;doC.of;toD.for;for()14.Doyouknowthegirl_red?Oh,sheismysister.A./B.inC.atD.with,介词总动员-填入适当的介词,1.Thanks_yourletter.Canyouwrite_mesoon?2.“Whereisyourpenpal_?”“Well,hecomes_Canadaandhelives_theUSAnow.”3.Herearesomephotos_mine._thefirstphoto,Imswimming_thepool_mybrother.4.Youcanseesomebirds_thetree_thepark.5.Go_thisstreetandturnleft.Its_yourright.6.Wemustgetupearly_themorning_weekdays.7.Thereisabookstoreacross_thebank.8.Theyaretalking_theschoollife.,for,to,from,from,in,of,In,in,with,in,in,along,on,in,on,from,about,9.Couldyoutellmetheway_thehospital?-Oh,its_thecornerofXinhuaStreetandNanjingroad.10.Donttalk_class.11._theendoftheroad,thereisalibrary.12.Iplantobuyapresent_mymothersbirthday.13.Jimislooking_hisbook,buthecantfindit.14.Pleasetalk_Mr.Zhang_theproblem.15.Thereisaroom_rent.Soyoucanrentit