By和Through的方式方法区别ppt课件

1、ByBy和和ThroughThrough的方式方法区别的方式方法区别Leakey1.2ContentsBy的用法的用法Through的用法的用法By和和Through的固定搭配的固定搭配By和和Through的区别的区别3By的用法的用法（1）表示方法，手段。即）表示方法，手段。即“用。，用。， 通过。通过。”相当于相当于by means of e.g. All work had to be done by hand 所有的工作都是手工进行的。 He makes a living by teaching 他以教书为生。 （2）表示传达、传递的方式或煤介。）表示传达、传递的方式或煤介。e.g.

2、How did you send the letter, by airmail or by ordinary mail? 你是怎么发送的这信，是通过航天邮件还是普通邮件？ （3）表示用交通工具、通讯工具后接名词单数，不加冠词。）表示用交通工具、通讯工具后接名词单数，不加冠词。e.g. He came by train, but his wife came by bus. 他是乘火车来的，可是他老婆是坐公共汽车来的。 4By的用法的用法（4）指数量增加或减少到的程度，相差。）指数量增加或减少到的程度，相差。 e.g. We lost the match by one goal 我们仅以一球之差输

3、了比赛。 （5）根据，按照）根据，按照 pay sb by the hour /day/week sell sth by the pound /meter/ dozen sell sth by weight/length e.g. As a rule，domestic servants doing odd jobs are paid by the hour 通常，家政服务是按照小时计酬的。 5Through的用法的用法（1） 表示表示“以；通过；经由以；通过；经由”。e.g. He succeeded through hard work. 他通过努力获得成功（2） 空间上通过，透过，经过空间上

4、通过，透过，经过e.g. Light comes in through the window。光线从窗户进来。（3） 时间上通过，时间上通过， 自始至终，从头到尾经过自始至终，从头到尾经过e.g. He often works through the night. 他常常通宵工作。6Attention在表示手段表示在表示手段表示“藉着；以藉着；以；经由；经由”时，时，by, through有时也可换用。有时也可换用。e.g. Through his efforts he succeeded in making so many useful inventions. By his efforts

5、he succeeded in making so many useful inventionsHe became rich through hard work.他靠努力工作而致富。7By和和Through的固定搭配的固定搭配（1） by by and by不久以后；不一会儿by and large 全盘；总的来说 in days gone by 昔日put your work by for a minute 把你的工作稍搁片刻These oranges were put by for the winter.这些桔子被储存起来留冬天吃。8（2） through through：透；彻底 be

6、wet through浑身湿透 through：自始至终，从头到尾 Have you read the letter through?你看完信了吗？ through：情况好；取得成功 I got through with good marks.我考的成绩很好。 through：打通，接通（电话） Can you put me through to Mr Jones?请帮我接通琼斯先生电话。 9through：做完的；完成的；完毕的Im not through just yet.我还没做完。through：从头到尾travel through the country游遍全国go through

7、a bottle of wine喝完一瓶酒through the ages 古往今来You are through. 英你要的电话接通了Are you through?美你的电话打完了吗?10By和和Through的区别的区别(1)by 是通过某种方法是通过某种方法 by something 1。表示以一般的方法或方式。 e.g. No one in those days could live by writing poems. 2。表示传达、传递的方式或煤介。 e.g. How did you send the letter, by airmail or by ordinary mail?

8、through 是通过某种途径是通过某种途径 through some methods 1. He bought the antique vase through a dealer.他通过一个商人买到这只古花瓶 2. He became rich through hard work.他靠努力工作而致富。 11By和和Through的区别的区别(2)by表表“用交通工具用交通工具”或表或表“发出某动作发出某动作” I go to school by bus. lthrough通过具体过程，途径，手段，中介通过具体过程，途径，手段，中介 I learned it through a friend.

9、12by指时间表示：指时间表示： （1）不迟于，在（某时）前。）不迟于，在（某时）前。e.g. He will come by six oclock. Jack had made some friends by the time you came. （2）在）在间，在间，在的时候。的时候。e.g. He worked by day and slept by night. lthrough指时间意为指时间意为“从从开始到结束开始到结束”，此时与，此时与throughout相相e.g. We work hard all through the year. By和和Through的区别的区别(3)13By和和Through的区别的区别(4)by后可跟后可跟doing sth。另外，。另外，by还可表示还可表示“经由经由”。e.g. We went to Beijing by Tianjin我们经天津到北京。 What do you mean by that ？你那是什么意思？ You cant be helped by telling lies你靠撒谎是得不到帮助的。 lthrough后面只能跟名词或代词后面只能跟名词