牛津译林版英语7B-Unit4-Grammar语法ppt课件.ppt

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1、1,7下Unit 4,Grammar,2,Presentation,There is a cage in the picture.,a cage,The cage is beautiful.,3,a snake,a lion,a tiger,a giraffe,Lead-in,4,an egg,an umbrella,an orange,an English book,5,1.第一次提到某人或某物时。I have a book.2.泛指某一类的人或物。A panda is very lovely.,不定冠词a/an 的用法,6,判断一个单词用 a 还是用 an,是根据其读音，而不是根据其首字母

2、。以元音音素开头的词前用“an”，以辅音音素开头的词前”a“。如:an hour,an apple,an elephant,a useful book等。,7,Look!Here is a panda.,The panda is eating bamboo.,8,Look!Here is an apple.,The apple is red.,9,小试身手:用a或an填空,_ lion _bird _orange _“L”_giraffe _ old man _“u”_umbrella_ interesting book _ hour_ honest boy,a,a,an,an,an,an,a

3、n,a,a,an,注意:an是放于元音音素前,而不是元音字母前。,an,10,特殊词:a usual boy;a useful book;a university;a one leg dog an uncle;an umbrella an honest boy;an hour;字母前用an“a,e,i,o,f,h,l,m,n,r,s,x”,11,1.指上文提到过的人或物。如:Lucy bought a new bike,the bike is green.2.世界上独一无二的事物。如：the sun the moon3.谈话双方都知道的人或事物。如：Open the door,please.,

4、定冠词the的用法,12,4.序数词和形容词最高级前。如:She is always the first to get to school.5.乐器名词前用。如：play the piano play the violin6.定冠词与形容词连用表示一类人,加 在姓氏的复数形式前表示“全家人”或“夫妇”。如：the rich 有钱人 the young 年青人 the Rreens 格林一家,13,7.某些专用名词和习惯用语中用定冠 词。the Great Wall by the way 8.用在方位名词前 on the left/right,14,小试身手:用适当的冠词填空,为什么？,1.We

5、 live on _third floor of the tall building.2._Whites are preparing for the coming Thanksgiving Day.3.My cousin,Amy,like playing _violin.4._earth goes around _sun.5.I believe you are _best singer.6._rich should try their best to help _poor.,The,the,the,the,the,The,the,The,序数词前,用于姓氏复数形式前,表示某一家人,乐器前,世界

6、上独一无二的事物,形容词最高级前,某些形容词前,表示某一类人,15,1.名词前已经有指示代词（this,that,these,those）、形容词性物主代词（my,his,our）或名词所有格等限定词。2.表示语言、学科、三餐、球类运动、棋类运动的名词前。3.在不可数名词前。,不用冠词的情况,16,3.表示星期、月份、季节、某些节日的名词前。4.表示人名、国名、称呼语或头衔等专有名词前。5.某些固定短语中。by bike,by bus,at first,at work,on foot,go to school,go to bed,等。,17,Practice:Fill in the blank

7、s with a,an or the.,1.-I can see _ kite over there.-Where is _ kite?I cant see it.2.-Is there _ library near here?-Yes._ library is just next to our classroom.3.I have _ apple.Its in my bag.Can you see _ apple?4.There is _cinema in Green Street.Ill watch _ film in _ cinema.,a,a,an,a,a,The,the,the,th

8、e,18,Millie:Lets go to the Panda House first.Daniel:Here we are.I can see(1)_ panda there.Its lying on the grass.Millie:How cute!I love pandas.Look!Theres(2)_ baby panda.Its so small.,P47 Complete the dialogue,a,a,19,Daniel:Yes.(3)_ baby panda doesnt look like its mother.Millie:Now lets go to see so

9、me lions.Daniel:Are(4)_ lions in(5)_ open area?Millie:No,they arent.They are in(6)_ very big cage.,The,the,an,a,20,Daniel:I see.(Half an hour later)Daniel:Millie,heres(7)_ bridge.What can you see across it?Millie:Oh,(8)_ elephant is standing over there.Daniel:Lets go across(9)_ bridge and see(10)_ e

10、lephant.,a,an,the,the,21,在必要的地方用 a,an,the 填空。,1.Where is Peter?He isnt at _ school.2.There is _ orange in the fridge.3._ pencil on the desk belongs to Sandy.4.I have _ new bike.I clean _ bike every day.,an,The,a,the,Exercise,22,5.Dad often goes fishing in _ summer.A:Can I help you?B:Im looking for _

11、 pair of shoes.People in Nanjing now go to work by _ underground.8.Who is good at playing _ football in your class?9._ boy in a red coat is my cousin.,a,The,23,10.I live on _ third floor.11.There is _“h”,_“o”,_“u”in the word“hour”.12.Simon likes to play _ piano but he doesnt like to play _ basketbal

12、l.13.Beijing is _ capital of China.,the,the,the,a,an,an,24,inside,B:Prepositions of place,25,outside,26,on,over/above,in front of,behind,on the left of,on the right of,under/below,Prepositions of the place(方位介词),27,over 在的正上方 under在的正下方above在的上方(表面不接触)below 在的下方on在的上面(表面接触),over,under,above,below,on

13、,Do you know these words?Lets learn them together.,28,Can you fill in the blanks with these prepositions.,1.There is a face _ the desk.2.The moon is _ the desk.3.The sun is _ the desk.4.I can see a star _ the desk.5.There is a tree _ the desk.,desk,over,above,under,below,on,29,over under above below

14、inside outside in front of behind on the left(of)on the right(of),next to=beside,in the middle of,in the centre of,in,on,at,opposite,near,betweenand.,in the front of,表示方位的介词,30,The flower are in front of the shop.The trees are behind the shop.The shopkeeper is inside the shop.,Look and say,31,The bo

15、y is outside the shop.The food is above the drinks.The drinks are below the food.The sign is over the bench.The dog is under the bench.,32,Theres a beautiful lake in the park.Look!Two boys are rowing a boat(1)_ the lake.(2)_ the lake theres a football field.Some boys are playing football(3)_ it.,Bes

16、ide,In the park,on,on,33,(4)_ the football field,there are two trees.On the left,a bird is singing.(5)_ one tree.On the right,two boys are sitting(6)_ the other tree.(7)_ the two trees,three girls are chatting(8)_ the bench.,In front of,Between,in,under,on,34,1.The football is _ the door,so I cant s

17、ee it.2.Dont stand _ us,or we cant see the film clearly.3.There is an electric fan _ the desk.4.Look!Your rubber is _ the chair.Pick it up.5.The moon is now _ the trees.,behind,in front of,above,under,above,练一练:填入适当的介词使句子通顺。,35,6.Eddie doesnt want to live _ the palace.7.Stephen is chatting with his

18、friends _ the balcony.8.Li Ming is my neighbour.His house is _ mine.9.The Palace Museum is in the _ of Beijing.10.“Kitty sits on the right of Sandy”.It means Sandy sits on Kittys _.,in,on,centre,left,beside/next to,36,Remember the new words in this lesson.Do the exercises on the workbook.,37,Thank you!,