外研版七上预备级31课件.ppt

1、a mapan orangea rulera pena deskWhats this in English?Its.a chair-How do you spell“chair?”-C-H-A-I-R.Whats this in English?Its.a desk-How do you spell“desk?”-D-E-S-K.Whats this in English?Its.a bag-How do you spell“bag?”-B-A-G.Whats this in English?Its.a book-How do you spell“book?”-B-O-O-K.a penWha

2、ts this in English?Its.-How do you spell“pen?”-P-E-N.Whats this in English?Its.a cat-How do you spell“cat?”-C-A-T.Whats this in English?Its.a pencil-How do you spell“pencil?”-P-E-N-C-I-L.Whats this in English?Its.a dog-How do you spell“dog?”-D-O-G.Whats this in English?Its.a bird-How do you spell“bi

3、rd?”-B-I-R-D.Whats this in English?Its.an eraser-How do you spell“eraser?”-E-R-A-S-E-R.Whats this in English?Its.a ruler-How do you spell“ruler?”-R-U-L-E-R.Whats this in English?Its.a flower-How do you spell“flower?”-F-L-O-W-E-R.Whats this in English?Its.a football-How do you spell“football?”-F-O-O-

4、T-B-A-L-L.-Whats this in English?-Its a blackboard.1.b_ 2._ 3._4._ 5._ 6._7._ 8._ooktigerpenpencilcatbirdflowerdogA:Whats this in English?B:A bird?A:No,sorry.B:A dog?A:Yes,its a dog.B:How do you spell“dog”?A:D-O-G,dog.Ask and answer in pairsA:Whats this in English?B:Its a A:Is it a?B:Yes,its a No,it

5、 isnt a Its a Play a guessing gameM=Miss ZhouL=Ling lingListen and read.M=Miss Zhou D=DamingListen and read:A:Whats _?B:_ cat.A:How _ spell“cat”?B:_.this in English Its a do youC-A-T,cat.Make a dialogue.A:Hello.B:.A:Whats this in Enlish?B:Its a/an A:How do you spell“”?B:-,.A:Thank you.B:Youre welcom

6、e.A:A？B:No,sorry,its a/an.【学习策略学习策略】区别区别a和和an和和thea,an是不定冠词，它们之间有何区别呢？请观察例句。是不定冠词，它们之间有何区别呢？请观察例句。1.This is a watch.2.That is an orange.3.The pen is my brothers.4.Look,the door is open.5.It is a shirt.The shirt is white.结论结论:1、不定冠词、不定冠词a和和an 通常防御单数名词前，通常防御单数名词前，表示表示“一个（把、只）一个（把、只）”，用于用于_（特指（特指/泛指），泛

7、指），a用于以用于以_(元音元音/辅音辅音)音素开头的单词前，音素开头的单词前，而而an用于以用于以_(元音元音/辅音辅音)音素开头的单词前。音素开头的单词前。2、例句、例句3可以看出，可以看出，the通常放于名词前，通常放于名词前，_（特指（特指/泛指）某泛指）某(些些)人或人或某某(些些)物。物。例句例句4可以看出可以看出,the可指谈话双方都可指谈话双方都_（知道（知道/不知道）的人或物。不知道）的人或物。例句例句5可以看出，可以看出，第二次提到某人或某物是，常在前面加第二次提到某人或某物是，常在前面加the.泛指泛指辅音辅音元音元音特指特指知道知道用用a,an和和the完成下面的对话。

8、完成下面的对话。A：Whats this in English?B:Its _chair._chair is green.A：Whats that in English?B:Its _apple._apple is red.A:Look!_bag is black.B:Oh,its _nice bag.TheaTheanThea听读课文，找出重点：听读课文，找出重点：1.-Whats this in English?这个用这个用 英语怎么说？英语怎么说？-Its a.它是一个它是一个/一只一只.2.Write it on the blackboard.把它写在黑板上把它写在黑板上3.How do you spell?你怎么拼写。呢？你怎么拼写。呢？4.in English:用英语用英语5.on the blackboard:在黑板上在黑板上