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介词复习课件.ppt

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1、介词,介词的分类与语法功能 介词是虚词,不能单独作句子成分,必须与名词、 代词(或相当于名词的其他词类、短语或从句等) 构成介词短语,表示某个人、事物/东西、事件与 另一个之间的关系。常见的介词宾语:名词、代词、动名词、从句、 介词分为:简单介词,如at、in、for等;合成介词,如within、inside、onto短语介词,如according to、out of、because of、by means of、双重介词,如from behind / above / under、分词介词,如considering、including、,(一)考查表示时间的介词 1)in, on, at, a

2、fterin用于较长一段时间, 星期, 月份, 季节, 年, 朝代世纪或非特指的早、午、晚等。 eg: in 1988, in the 21st century, in winter, in March, in the day, in the morning, at night, at noon / on具体某一天或具体某一个早、午、晚。 on Saturday evening, on the May seventh, on a windy night, on the afternoon, of October 31st,at在某一点时间或某个瞬间。at eight oclock, at th

3、e end of, at this moment, at this time, at times / at a time / at one time, at the age of,【拓展考点1】 in+一段时间,表示一段时间之后,与动词将来时连用。 after则常用于过去时。 比较:He will be back in two days.He came back after two days. 易错题:-_ will the film start?-In ten minutes. How long B. How often C. How soon D. How far,【拓展考点2】 On+具

4、体某一天/节日 易错题:-When were you born?-I was born _ the morning of May 7th, 1995.A. in B. at C. on D. by,常见的搭配还有 on a cold morning/on a sunny afternoon on a hot summer night,另外注意:在时间词(morning , afternoon , evening ; Sunday)前有last, next , this , that时,不再用介词. tomorrow, tonight前也不用介词。 eg. I will go(A) to the

5、 cinema(B) in(C) this evening. _,B 去掉in,注意:at night= in the night at noon at this / that time at Christmas 区别 on Christmas Day eg. 1._ the morning 2._ Monday morning3. _ a rainy evening 4. _3:50 5._ 20026._ the morning of April 10 7._ spring8._ night 9._ this time 10. _ March,in,on,on,at,in,on,in,at

6、,at,in,2)for + 一段时间常表示“持续了一段时间”, since + 时间点/ + 完成时 during则表示在期间+ 一般时态 He has been in Beijing for 3 years.He has been in Beijing since 3 three years ago I was in Beijing during last summer. since,for常与现在完成时连用,提问时用how long.,3)表示时间的since和from:since表示从过去到现在的一段时间的过程,常与现在完成时连用。 from表示从时间的某一点开始,不涉及与现在的关系。

7、一般多与现在时、过去时、将来时连用。I hope to do morning exercises _ today. We have not seen each other _ 1995. Since then, she _ as a teacher here. From then on, she _ as a teacher here.,from,since,has worked,worked,4)till、until till (until)与持续动词连用一般用于肯定句中,与短暂动词连用一般用在否定句中。如: He waited for me till twelve oclock. He d

8、idnt get up till (until) 10 a.m. 但注意:在句首出现或强调句型中一般不用till而用until。如: Not until 10 a.m. did he get up.,他等到我12点.他直到10点才起床,5)in、after、later in + 一段时间:表示说话时为起点一段时间之后,与一般将来时连用;但表示“在之内”时,用于各种时态。 after + 一段时间表示:“在过去一段时间之后”,用于一般过去时;+一点时间时,用于各种时态。 The doctor will be with us _ six minutes. We will meet again _

9、two weeks. He received her letter _four weeks. He will receiver her letter _ 2 oclock. 另外,in + 一段时间 + s + time 与 within + 一段时间的用法如下: in a weeks time = in a week They will arrive in three days time.(与将来时连用),in,=within,in,after,after,6). 具体时间用不同的介词:,在放假期间 _the holiday 三天之后 three days _ 持续了五个月 last _ f

10、ive months,during,later,for,(二)考查表示地点的介词 1) in/ on / at at与小的地点连用, 有“在某一点”的含义。at the station/ airport / at the cinema/arrive at a village in与大的地方连用或表示在一个立体空间内”的含义。 in the room/ arrive in a big city on 表示沿途/ 沿着边 on the side of the road/ on the right/ left on the bank of the river,eg. 1)He arrived _Sh

11、anghai yesterday. 2)They arrived _a small village before dark. 3)There is a big hole _ the wall. 4)The teacher put up a picture _ the wall.,in,at,in,on,易混淆介词及词组归类1 in the east of (在范围之内的方向)to the east of (在范围之外又互不相连) on the east of (在范围之外但紧密相连) 2in the tree (表示树上不能生长的东西) on the tree (表示能在树上生长的东西) 3

12、in the wall (在墙的内部) on the wall (在墙的表面),(三) 表示方位介词 1)in/ to/ on in 表示一个地方在另一个地方的范围内 to 表示两地相隔 on- 表示两地相邻 China is in the east of Asia. Guangdong Province is on the southeast of Guangxi. Japan is to the east of China.,in,on,to,2)in front of, in the front of in front of 表示“在某人或某物的前面”,在某个范围以外;in the fr

13、ont of 表示“在的前部”,在某个范围以内。例如: There are some tall trees in front of the building.在大楼前有一些高树。 The teacher is sitting in the front of the classroom.老师坐在教室前面,3)Across / throughAcross表示从一端至另一端横跨横渡;在物体表面上的通过,与on有关 through则表示在三维空间内部“穿过”。与in 有关;表示透过,通过带洞的物体.It took them 6 weeks to walk _ the great desert I wa

14、lked _ the forest / the crowd. The moonlight went _ the window. He studied the sky _ the telescope. He swam _ the river within 5 minutes.,across,across,through,through,through,(4) between: 在(两者)之间among :在(三者以上)之间1)A big crowd of people were waiting for Li Lida on the beach. _ them were his parents.2

15、)Tom sits _Lucy and Lily. 注意:课间休息 _,Among,between,break time between classes,5)表示“在的上面” 的on, over,above:On:在物体表面上,相接触的.反义词:beneath over表示“正上方; 还可表示“越过”覆盖”. 反义词是under above只表示“在上方”但不一定在“正上方”。反义词是 below还可表示温度、水位等“高于”There is a bridge _ the river Our plane flew _ the clouds. There is a picture _ the wa

16、ll.,over,above,on,6)below与under都可表示“低于”,under 主要表示垂直在下的正下方, 而 below 则不一定表示正下方(可以是正下方或非正下方)Look in the cupboard _ the sink. 到洗碗池下面的柜子里找一找。The climbers stopped 300 meters _ the top of the mountain. 登山队员们在离山顶 300 米处停了下来。换句话说,表示正下方,两者都可用;不表示正下方, 则通常用below。,below under,below,below与under2. 两者均可表示数量方面的“少于”

17、,但在现代英语中, 以用 under 为多见。如:There were _ forty people at the meeting. 参加会议的人不足 40 人。注:在现代英语中,below 表示“少于”,主要用于表示 温度、高度以及有纵向标准可比的情况。如:This place is _ sea level. 此地在海平面以下。The temperature is two degrees _ zero. 温度是零下 2 度。,under,below,below,below与under3. 表示职位、级别等关系时,用 under 表直接关系, 用 below 表非直接关系。比较:Mr A is

18、 _ Mr B. A 先生是 B 先生的部下。Mr A is _ Mr B. A 先生比 B 先生职位低。,under,below,This problem is _ me / my understanding. 这个问题我无能为力。He may think himself above others. 他也许自以为高人一等。,4. 在程度或限度等方面“超过”、“超越”等,这类短语通常用作表语,above/beyond,7)Beyond表示位置“在的那一边;在更远处”。 _ the river stood a power station 过了这条河就是一个发电站。表示范围、水平、限度、能力等“超

19、出;为所不能及”。固定搭配 beyond doubt beyond control beyond comparison beyond all praise beyond belief,Beyond,无容置疑,确实地 无法控制 无以伦比 赞不绝口 难以置信,(8) over, above与on表示“在上”的区别。 over指没有接触面的正上方, 反义词是under。 above指没有接触面的上方, 在高一些的位置, 反义词是below。 on指有接触面的, 在的表面上。 The plane is above the clouds. The bridge is over the river. Th

20、e cup is on the table.,9)towards与to的区别 以wards结尾的词表示方向的还有:forwards朝前;backwards朝后;upwards朝上;downwards朝下towards 与 to的区别 to侧重于到达;而towards强调方向,如: She was walking toward(s) town when I met her。 When I got to town, it was already 11 oclock.,(三) of/ to/ for表示事物之间的关系 of - 所属关系。 如:The door of the room The fri

21、end of my fathers to - 两物之间的联系 The key to the exercise 这个练习的答案 The key to the door 门的钥匙 The answer to the question for 表示用途 The tickets for the game,(四) with /in 表示穿衣。 in+ 颜色表示穿衣/带帽 With + 具体衣服/眼镜等 The girl in green looks very beautiful. The girl with green skirt looks very beautiful. The lady with

22、glasses is Lucys mother. The boy in the hat is my neighbour.,(五)表示方式、手段、工具的介词 with , in, by: With:表示用具体的工具, 或用身体的某部位 In:使用语言、材料、声音;具体的确交通工具等 By: 表泛指的交通工具方式、或其它手段; 通过做(by doing)_ telephone (radio), 但_ the phone/the radio/_ TV(电讯器材), _ hand 但 _ ones hands _ bus (road) /car/by bike 但_ the red bus, _ my

23、 car , _ his bike , _foot _ a pen / pencil但 _ ink / pencil He killed the dog _ a stone _ hitting it. The novel was written _ easy English. 另外:by means of 用方法, by way of 经由,取道于,by,on,on,by,with,by,in,in,on,with,in,with,by,in,with 的其他一些用法 1)在下 with her help 2) 随着 with the development of China.,(六)表示“除

24、之外”的几组常用介绍比较: besides :除以外,(还有)。作副词时意思是“而且,更何况”。 except:除去,除之外(不再有)。 except for:除了(对句子主题进行细节校正或附加说明)后接名词、代词或what从句 except +从句: 除了一点以外。,It was too late to see a film, and _, I was tired. We all went _ John. He was very clever _ carelessness. He has not changed _ he is wearing dark glasses.,besides,ex

25、cept,except for,except that,I can speak Japanese, _ English and Chinese.What did you want _ these?I go to school every day_ Sunday .Nobody came_ me.Your picture is good _ some of the colours.Smith is a good man, _ his bad temper. The movie was good _ the ending.,除了这些东西外,你还要什么?(包括these),除星期天之外,我天天上学。,除了我之外没人来,你的画很好,除了有些颜色不好,史密斯除了脾气不好外,是个好人。,这部电影除了结尾之外都很好。,除了英语和中文,我还会说日语。,besides,besides,except,except,except for,except for,except for,By +时间/ by the end of +过去时间,常与过 去完成时连用。,

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