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1、何谓介词？,介词有哪些？他们的意思是？表示什么？,何谓介词？,表示关系的词。,表示位置关系的词；表示时间关系的词；表示逻辑关系的词；表示方式手段的词，等等。,My new room,Lead in!,above,on,over,正上方,上方（不一定是正上方）,上面（与表面接触）,Under，below,Under正下方,Below不一定正下方,in,on,to,Japan is to the east of China.日本位于中国的东面。Henan Province is on the east of Shanxi Province.河南省位于陕西省东边。China is in the ea
2、st of Asia.中国位于亚洲的东部。,across from,through,through从中间穿过,Bank,Bookshop,Across from在对面,区分：in front of 和in the front ofin front of=before“在前面”（不在某物内）in the front of则是“在的前部”（在某物内）,Classroom,Ball,Ball,Between,among,The chair is _the cupboard.,behind,在后面,The snowman is the computer the clock.,between,and,在
3、两者之间,方位介词,Prepositions of location,(一)介词的定义与分类:介词又叫前置词，是一种虚词。,介词分为两种，一种是简单介词,如at,in,on,next to,under,behind等。,另一种是介词短语，如in front of,between and等。,（二）介词的句法功能:,介词不能独立在句中做成份,介词后必须与名词、代词、或动名词构成。介词短语在句中充当一个成份，表示人、物、事件等与其它人、物、事件等之间的关系。,The telephone is _ the cupboard.,on,强调与物体表面接触,The ball is the table.,b
4、ehind,在后面,The frog is _the dog.,in front of,The frog is _the dog the cat.,between,and,The tree is _ the shelf.The snowman is the shelf.The toy plane is _ the shelf.,above,next to,on,在旁边,在上面,完成句子。1.梅梅坐在我的前面，我坐在她的后面。Meimei sits _ _ _ me and I sit _ her.2.迈克坐在吉姆和萨姆之间。Mike sits _ Jim _ Sam.,in front of,
5、behind,between,and,3.我的书桌上面放了很多书。There are many books _my desk.4.盒子里有什么？Whats _ the box?,on,in,There be句型专题,There is a cat under the tree.,There are two dogs under the tree.,There is a cat and two dogs under the tree.,There are two dogs and a cat under the tree.,There be 句型表示“存在”“有”，其中be动词有时态和单复数变化。
6、,There be+主语（人或物名词）+地点,单数is复数are不可数的用is,用be动词is/are 填空：,1、There a pencil in the pencil box.2、There some flowers on the desk.3、There four people in my family.4、There a picture and two maps on the wall.5、A:there a cat under the tree?B:Yes,there,is,are,are,is,Is,is,there 是个近视眼。,There _ a desk and fifty
7、-five chairs in the classroom.A.are B.is,There _ fifty-five chairs and a desk in the classroom.A.are B.is,There _ some water in thebottle.A.is B.are C.have D.be,There is _.A.a pencil B.two books C.five apples D.a water,There are a lot of _ in the fridge.A.meat B.chicken C.eggs D.milk,There _ a penci
8、l-case andmany pencils in Toms schoolbag.A.is B.are C.have D.be,看名词,There _ a doll in the toy box.A.is B.are,There _ some bread on the plate.A.is B.are,There _ a lot of green trees in thePark.A.is B.are,1.教室里有很多桌子和凳子。2.树上有两个风筝和一只鸟。3.房子附近有三棵树。,语法大练兵,There are some desks and chairs in the classroom.,T
9、here are two kites and a bird on the tree.,There are three trees on the tree.,There is a radio on the desk.,There be-的一般疑问句,Is there a radio on the desk?Yes,there is./No,there isnt.,There are some shoes under the bed.,Are there any shoes under the bed?Yes,there are./No,there arent.,规则：is/are要提前,some
10、 变any,其他都不变,There is a radio on the desk.,There be-否定句,There isnt a radio on the desk.,There are some shoes under the bed.,There arent any shoes under the bed.,规则：is/are后加not,some 变any,其他都不变,How many apples are there on the tree?,There are twenty apples on the tree.,How many apples are there on the tree now?,There are thirteen apples on the tree now.,Production:Play the game.Find the differences between the pictures.,Summary,1.in 在里面2.on 在表面3.beside/next to 在旁边4.behind 在后面5.in front of 在前面6.under 在下面7.between 在两者之间,Chant:There 是个近视眼，单数is复数are,不可数名词用is,变疑问be提前,变否定be后要把not填，变句型，句中some变any.,
