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by的各种用法

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by的各种用法
by的各种用法
By是个很常用的介词(有时也用作副词),在初中英语中的用法有以下几种:
1.意为“在……旁”、“* 近”.如:
Some are singing and dancing under a big tree .Some are drawing by the lake.有的在大树下唱歌跳舞,有的在湖边画画儿.
2.意为“不迟于”、“到……时为止”.如:
Your son will be all right by supper time.你的儿子在晚饭前会好的.
How many English songs had you learned by the end of last term?到上个学期末你们已经学了多少首英语歌曲?
3.表示方法、手段,可译作“* ”、“用”、“凭借”、“通过”、“乘坐”等.如:
The monkey was hanging from the tree by his tail and laughing.猴子用尾巴吊在树上哈哈大笑.
The boy’s father was so thankful that he taught Edison how to send messages by railway telegraph.孩子的父亲是那么的感激,于是他教爱迪生怎样通过铁路电报来传达信息.
4.表示“逐个”、“逐批”的意思.如:
One by one they went past the table in the dark.他们一个一个得在黑暗中经过这张桌子.
5.表示“根据”、“按照”的意思.如:
What time is it by your watch?你的表几点了?
6.和take ,hold等动词连用,说明接触身体的某一部分.如:
I took him by the hand.我拉住了它的手.
7.用于被动句中,表示行为主体,常译作“被”、“由”等.如:
English is spoken by many people.英语被许多人所说.(即“许多人讲英语.”)
8.组成其它短语.
1) by the way :意为“顺便说”、“顺便问一下”,常做插入语.如:
By the way ,where’s Li Ping ,do you know?顺便问一下,李平在哪儿.你知道吗?
2) by oneself :意为“单独”、“自行”.如:
I can’t leave her by herself.我不能把她单独留下.
3) by and by :意为“不久以后”、“不一会儿”.如:
But by and by ,more and more people began to study English.但是不久以后,越来越多的人开始学英语了.