一种虚词不能单独作句子成分

1、介 词1、一种虚词。不能单独作句子成分，它只有跟它后面的宾语一起构成介词短语(介词加宾格)，才能在句子中起作用。有：in, on, under, with, behind, about, near, before, after, for, to, up, down, from, in front of, out of, fromto, at the back of2、表示时间的介词有：at, on, in。In 的用法：（1）表示在里面（2）in +颜色 表示穿什么颜色的衣服。 eg: The girl in red dress is my sister.(3) in+语言 表示“用”eg:

2、in English, in Chinese(4) in +一段时间 (周，年，季节，月，早晚下午) （与at，on比较）eg:in the morning/afternoon/ evening,in a year/week/month, in winter ,in May(5) in +国家、城市或比较大的地方。 in England in Shanghai in the park(6) 固定搭配 in the day(在白天），in front of(在前面）， in the middle of (在中间），do well in (在某方面做得好） stay in bed(生病在床）eg:

3、Jim doesnt do well in running.(介词+动词-ing) Does Jim do well in running? No,he doesnt.at的用法（1）at +点钟 : at seven oclock (2) at 用在传统节日前（非Day 的节日） at Halloween , at Spring Festival (3) at +较小的地点:at the bus stop at the hotel at the third crossing (4)固定搭配：at the back of (在后面） at school, at home ,at the wee

4、kends , at once(马上）, at night, be good atOn 的用法：（1）on表示“在某日或某日的时间段”。如：on Friday, on the first of October, on Monday morning（2）表示在上面：Eg: on the wall, write it on your book, on the paper (3) on +具体某一天Eg: on Monday, on the 5th of May，on Childrens Day，on Jims birthday on sports day, on Sunday morning, o

5、n Teachers Day, on May Day（节日）on Sundays= on every Sunday（在每个周日，用一般现在时）(4)in the tree 和on the tree 的区别长在树上的用on , 本身不是树上的用in Eg：Liu Tao is in the tree. Look at the apples on the tree. How big they are! In the morning, the birds are singing and dancing in the trees.(5) 固定搭配：on foot (步行），on duty(值日）on

6、the left/right(在左边/右边），on the farm(在农场上） get on(上车） turn on (打开） put on (穿上） get off turn off (关上电器等) take offWith 的用法：（1） with 表示与在一起（一般用宾格）。（2） with + 身体部分 表示具有某种特征， with big eyes.(3) help with 帮助辅导Eg: Can you come and help me with my Maths? 你能过来帮我学数学吗？ play with 和一起玩， 拿玩 play with a yo-yo pumpkin

7、 lanterns 其它介词的含义：1. near 靠近 under 在下面 beside 在旁边 ，距离比near 更近。2. behind 在后面。 between 在两者之间。 between +复数， between A and B5 from 从 ，来自， come from from to 从到 learn from（从学到）（stay)away from 远离6 by ：表示紧靠 eg：by the window by +交通工具 by bike/train by the way 顺便说一下7 Of ：的， 属于 a map of China , all of us, one o

8、f them, the first lesson of the new term8. as ： 当作;和一样： as a birthday present 9. for ： 为 给 Whats for breakfast? Heres a for you. Llook for 寻找 what for为了什么事？ , ask for 要求得到go for a walk 散步 make a dress for my doll ,buy a present for my mother10. past 越过,过了，half past ten 10:30 five past five 5:05 five

9、 to five 4:5511 out:出来 blow out（吹灭）, run out （跑出）介词的用法要注意：介词的后面如果出现人，一般用宾格；如果后面是要跟动词，必须用动词ing 形式。练一练：1、选用括号内恰当的介词填空。(1*18) at to in on with in front of for about of1) Whats this English? 2) Christmas is the 25th of December.3) The man black is Su Hais father. 4) He doesnt do well PE.5) Look at those

10、 birds the tree.6) Is there a cat the door?7) We are going to meet the bus stop half past ten.8) Helens writing paper is ( in, in front of ) her computer.9) We live a new house now.10) Does it often rain spring there?11) They want to go _a walk after supper.12)Lily is talking _her friend _their camp

11、ing trip.13)Can you help me _my maths? 14) Mike wants _go to the library with me.15)The shopping centre is _your right. 16)Im glad _see you.17Where is Mr Brown?-Hes_the bus 18stop. 18Thethiefranout_theshop.19Thenturnleft_thefourthcrossing.20Howcanget_theshoppingcentre?21-Where is your school? -Its _

12、Zhangshan Road.2、圈出下列句子中运用不恰当的介词，并将正确的答案写在横线上。(1*10)1) Jim is good in English and Maths. 2) The films were in the ground just now. 3) They are talking to their plans. 4) How many students have their birthdays on May? 5) Womens Day is at the third of March. 6)You shouldnt walk off the grass. 7) Did y

13、ou water trees at the farm? 8) Can you come and help me on my English? 9) I usually take photos in Sunday morning. 10) What did you do on the Spring Festival? 3 选择(1*25)1 People like to go to the farm_the countryside _autumn.A in,at B at , in C in, in D of , on2. What time do you usually go to bed?

14、I usually go to bed _ 11:00. A. in B. on C. at D. for3. We have four English lessons _ a week. A. of B. in C. at D.on4. Li Ping was late _ school yesterday. A. for B. to C. with D. of6. Which sport do you like better, football _ basketball? A. and B. nor C. or D. but7. I like playing games _my dog T

15、ommy. A to B at C with D for8. We also have lessons _ Saturday morning. A. in B. at C. during D. on9. Mary is wearing a dress _ mine. A. like B. as C. for D. to11. Grandpa Li can talk with people _ English. A. by B. from C. in D. with12. Would you please look _ my pet when I am out? A. at B. after C

16、. over D. for13. We often get _ home late. A. to B. at C. in D. /14. Aunt Liu will arrive _ the small town the day after tomorrow. A. in B. at C. to D. from15. Maybe the keys are just _ your bag. A. in B. on C. from D. at16. My friend Tom comes_Australia。 A to B in C from D of 17. There will be a fo

17、otball match _ Class 1 and Class 2. A. at B. in C. among D. between18. The boy _black hair is putting some knives and forks on the table. A. in B. with C. on D. at19. Lily usually goes to school _ foot. A. by B. on C. with D. in20. I am good _ playing the piano. A. to B. in C. at D. for21. The new supermarket is _ my home. A. near B. to C. from D. among221. Dont go to bed too late! Its already twenty _ ten. A. from B. in C. past D. at23. Mike has