单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2018/2/5,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,#,介 词,by,张慧月,介 词 by 张慧月,1,Look at this picture,what can you see?,There are some apples,on,the tree.,There is a bird,in,the tree.,There are some strawberries and flowers,under,the tree.,Look at this picture,There are,2,一、定义,介词,是一种用来表示,:,词与词,词与句,之间的关系的词，,在句中不能单独作句子成分。,二、分类,时间介词,地点介词,方式介词,其他介词（方法、原因、目的）,介词的讲解,介词,一、定义介词的讲解介词,3,1,时间介词,in,年、月、季节及时间段（早、午、晚）,on,具体某一天，星期、节日,at,钟点、节日、（一段时间）的起点,in,the morning/afternoon/evening,on,Monday,in,January/February,on,January fifth,in,Spring,on,Christmas Day,in,2014,on,New Years Day,in,2 days/weeks/years,on,Sunday morning,at,dawn/daybreak,at,six,at,midnight,at,4:30,at,sixteen/at the age of sixteen,at,Christmas,1时间介词in年、月、季节及时间段（早、午、晚）on具体某一,4,Lets try!,1.Mygrandfatherwasborn_Oct.10,1935.,A.on B.in C.at D.of,2.Thetrainisstarting_fiveminutes.,A.in B.at C.for D.still,3.Mikedoeshisexercises_seven_theevening.,A.on;toB.at;inC.by;ofD.at;on,4.Childrengetgifts_Christmasand_theirbirthdays.,A.on;onB.at;onC.in;inD.in;on,5.Thereisnothing_tomorrowafternoon,isthere?,-No.Wecanhaveagameoftabletennis.,A.onB.inC.outD.up,Lets try!,5,for,一段时间,over,在某个时间一直.(连续的状态,行为等),某个时间点上发生或做了某事,(间断的或一次性的状态或行为),during,for,2 days,over,a five-year period,for,a long time,over,many,years,for,a couple of weeks,over,night,Theyve been married,for,10 years.,during,the Middle Ages,during,1942,在,1942,年中,during,the summer,（,of that year,）,during,his childhood,for一段时间over 在某个时间一直.(连续的状态,6,Lets try,1.He fell asleep _ the lesson.,他在上课时睡着了。,2.The fish will not keep _ night.,这条鱼放不到明天(就会变质),3.He _ a lot of great movies over these years.,A.has made B.made C.was making D.was made,4.Id like to call on my uncle _my stay in Beijing this summer.,In other words,I can see my uncle again _the summer.,A.during;during B.in;in C.during;in D.in;during,5.,There was a terrible storm_the night;,it rained_four or five hours.,A.during;during,B.during;for,C.for;for D.for;during,over,during,Lets try 1.He fell asleep _,7,before,在（时间）之前，但 不包括当日,after,在（时间）以后,from,用于一般过去,、一般,现在,或一般,将来时,since,主要用于完成时或完成进行时,“,自从,”,I went to the cinema,befroe,7,p.m.yesterday.,Mary often play volleyball with her friends,after,school.,We go to school,from,Monday,to,Friday.,It is 10 years,since,they got married.,before在（时间）之前，但 不包括当日after在,8,“by+时间点”表示“到.以前为止”，如果by后加“将来的时间点”，应用一般将来时；如果by后跟过去的时间点，应用过去完成时,用于否定句中，意为“直到,才”，在其前的谓语动词多用瞬间动词；,用在肯定句中意为“直到,为止”，其前的谓语动词需用延续性动词,By the end of,next month,I will finish reading this book,By the end of,this week,I have written two books,I,didn,t go to bed,until,10 o,clock.,I,waited for my mother,until,10 o,clock.,till/until,by,“by+时间点”表示“到.以前为止”，如果by后加“,9,2,地点介词,at,一般指小地方；,at,home,at,school,at,the station,That man is standing,at,the bus stop.,in,一般指大地方或某个范围之内；,in,the factory,in,the room,in,the center of/,in,the middle of.,on,往往表示“在某个物体的表面”。,on,the bus,on,the train,on,the subway/underground,There is a book and a lamp,on,the desk.,2地点介词at一般指小地方；,10,表示地理位置的几种介词用法,in,：,某一地区之内的地方（在该范围之内）,to,：,某一地区之外的地方（在该范围之外）,on,：,与某一地区接壤的地方,Fujian is,in,the southeast of China.,Xinjiang is,in,the northwest of China.,Jiangsu is,in,the east of China,What about Taiwan?,Taiwan is,in,the southeast of China.,表示地理位置的几种介词用法Fujian is in the,11,in,：,某一地区之内的地方（在该范围之内）,to,：,某一地区之外的地方（在该范围之外）,on,：,与某一地区接壤的地方,Tip,Japan is,to,the east of China.,South Korea is,to,the,northeast of China.,Russia is,on,the north of China.,North Korea is,on,northeast of China.,Learn and try,What about Sinapore?,注：,be,+in/on/to,可用,lie,+in/on/to,代替,in：某一地区之内的地方（在该范围之内）TipJapa,12,1.,China lies _the east of Asia and _the north of Australia.,A.in,on B.in,to C.to,in,2.,Mongolia(,蒙古,)is _the north of China.,A.in B.on C.to,3.,The United States is _ the south of Canada and _ the east of Japan.,A.to;in B.on;to C.in;beside D.at;on,4.,Japan lies_ the east of China.,A.on B.to C.in D.with,Exercise,1.China lies _the east of A,13,常见的方位介词,over,指,“,正上方,”,还有,“,覆盖,”,的含义（反义词,under,，,“,正下方,”,),above,指,“,在上方,”,但不一定在正上方,(,反义词,below,“,在下方,”,),B is,over,A.,D is,above,C.,Spread a cloth,over,the table.The plane flew,above,the clouds.,A,B,over,C,D,above,常见的方位介词over指“正上方”,还有“覆盖”的含义,14,常见的方位介词,across,through,across,是指从,表面,穿过,through,则是指从物体,内部,穿过,We should go,across,the road carefully.,Three men went,through,the forest yesterday.,穿过,常见的方位介词acrossthroughacross是,15,1.There is a bridge _ the river.,2.There is a pen _ the book.,3.It took the man 2 months to walk _ the desert.,4.The third floor is _ the sixth floor.,5.The sixth floor is _ the third floof.,river,bridge,让我们思考一下,through,over,below,above,under,1.There is a bridge _ th,16,between,.,and,in front of,next to/beside,behind,opposite,常见的方位介词,in the front of,A,B,between.and in front ofnext,17,1.Millie sits _ me.,2.Amy sits _ Millie _Simon.,3.Kitty sits _ Sandy.,4.Kitty sits _ Simon.,5.The window is _ the door.,6.The chalk is _ the teachers desk.,in front of,between,and,next to/beside,behind,opposite,on,Daniel says,1.Millie sits _ me,18,3,其他介词,in,用材料、语言、方式,with,用工具、某物,by,用方式、方法、手段,in,thi