1、第七单元 介词 我们经常在名词或名词短语、代词或动名词前用介词表示人物、事件等与其它句子成分的关系。介词后面的名词或相当于名词的词语叫介词宾语。介词可表示地点、时间、比较、反对、原因、手段、所属、条件、让步、关于、对于、根据等。 二、介词的意义1表示时间的介词in表示“在某一时间段”，或“在某一时候”，如用在月、季、年份、时代、世纪等时间名词的前面，或用来泛指一天的某一段时间。In July/summer/2000/ancient times/the 1999sIn the morning/afternoon/eveningIn也可以指“在之后”，表示从说话起的若干时间内，如：The bus
2、will be here in ten minutes.On表示“在特定的某一天”，也可用于带有修饰语的一天的某个时间段之前。如：on Saturday, on Saturday morning, on the morning of August 1stat表示“在某一时间点”，或用来表示不确定的时间和短期的假日、时节等。如：at six oclock, at Easter介词over, through (out)两者均指“经过的全部时间”。Stay over the Christmas.介词for, since for表示动作或状态延续的全部时间长度，为“长达”之意；since用于指从过去特
3、定的某个时刻到说话时为止的一段时间；两者往往用于完成时。I have been there for six years.We have not seen each other since 1993.During指“在时期/时间内”，必须以表示一段时间的词或词组作宾语。She was ill for a week, and during that week she ate little.2表示地点的介词介词at指小地点或集会场合；on表示线或面上的位置；in表示在立体、区域或环境内，特别是那些教大，能够容纳相应事物的环境。He works at Peking University.Your ra
4、dio is on the desk.The boat is in the lake.3表示原因的介词for常常表示褒贬、奖惩的原因或心理原因。4表示目的的介词for表示拟定的接收人或目的；to表示实际的接收人或目的。I bought the gift for my little sister.I gave the gift to my little sister.5表示“关于”的介词一般about用于比较随便的谈话或非正式的文体；on用于正式的讲话、著作或报告中； 7表示价格的介词at和for都可表示价格，at仅表示价格，for还表示“交换”，如：Eggs are sold at 95 ce
5、nts a dozen here.I bought it for five pounds. 习题一1. I go to Beijing _plane.2. My mother goes to bed _seven.3. When do you get _in the morning?4. Please look _the blackboard.5. The mice come out _night.6. Where are you _?Im _Guilin.7.My father cooks meals _the afternoon.8. Point _your nose.9. Its dar
6、k. Please turn _the lamp.10.Boys and girls ,listen _me carefully.11.Please answer my question _English.12.Look ! The bus is coming .Lets get _.13.Its very cold outside .Tom,put _your coat .14.I like _learn English .15.Its sunny today .Dont sleep _home ,lets go to play football.16.-Wheres my book,Mum
7、?-Its _the right .17.There are many animals _the zoo.18.We go to school_time.19.I go _bed at nine oclock in the evening .20.Bill is playing soccer_the playground. 习题二一选择填空： 1Mrs. Brown came to China _ 1996. Afrom Bof Cto Din 2The room was full _ smoke after the big fire. Aof Bwith Cin Dfor 3Here are
8、 some presents _ you _ our best wishes. Ato; with Bfor; with Cof; about Dfor; for 4Both Mr Green and Mrs Green were born _ June, 1956. Ain Bat Con Dfor 5The little boy is always interested _ science. Awith Bby Cin Dat 6Li Lei often gets up _ seven oclock on Sundays. Aon Bin Cat Dfor 7They arrived ea
9、rly _ a Tuesday morning. Aon Bat Cin Dof 8Macao（澳门）will return to our motherland _ December 20th, 1999. Aon Bat Cin Dfor 9-When were you born? -I was born _ August 25, 1983. Aon Bin Cat Dto 10Let me show you the place _ the map. Awith Bon Cin 11John knows _ a computer. Ahow to use Bhow use Chow uses
10、 12The visitors _ Japan arrived _ Beijing Station last Tuesday morning. Afrom; at Bof; to Cfrom; toDof; on 13The teacher will be back _ an hour. Ain Bafter Con 14This programme was sent to the USA _ China _ satellite. Ain; of Bof; in Cfrom; by Dby; from 15Its cold outside. Please your warm clothes.
11、A. put in B. take off C. put on D. put up 16He got many gifts his birthday his friends. A. on, from B. in, of C. at, to D. from, for 17The classroom is quite different that one. A. of B. from C. with D. like 18Look, youll see a bridge the river. A. on B. above C. over D. in 19Your coat looks nice, I
12、s it cotton? -Yes. Its Shanghai. A. made of, made by B. made of, made in C. made for, made in D. made from made by 20Tow may fall the others because he has missed so many lessons. A. after B. behind C. later D. out of 二、用适当的介词填空： 1Whats wrong _ your watch? 2One _ the students is in the classroom. 3I
13、 think the shop is closed _ this time of day. 4My father teaches English _ a school. 5We have lunch _ the middle of the day. 6You can buy some school things _ your way home. 7I was born _ July 1, 1982. 8May I borrow a pencil _ you? 9Dont sleep _ the open air. 10I often help my mother _ _ the housewo
14、rk. 11Its time _ school. 12I have quite a lot _ homework to do. 13Whats the time? Its half _ seven. 14Ducks are good _ swimming. 15What are you talking _ ? 16He is sitting _ the front of the car. 17The eraser was passed _ one student _ another. 18Did you live _ Beijing in 1997? 19When did you arrive
15、 _ the village? 20I think Mary is _ duty today. 21Eating too much isnt good _ your health. 22Im afraid he is _ the cinema _ the moment. 23Thanks _ asking me to your party. 24My watch is very different _ yours. 25Whats the weather _ today? 26The student is asking his teacher _ the sports meeting. 27The farmers are all getting ready _ the next year. 28The radio says the wind will stop later _ the day. 29Lets go out _ a walk, shall we? 30Tom, your mother is waiting _ you. 31We have noodles for lunch for lunch _ times.
