在英语教学中，#20320;可别小看定冠词the，它#30340;用法真可谓变化无穷，稍一疏忽#65292;便会出错。下面的实例说明 ，有无定冠词the，意义上竟会有天壤之别。#25152;以在教学中要慎之又慎，决不#21487;掉以轻心而误人子弟#12290;例子是不 胜#26522;举的，下面仅举一#20123;，以此引起同行们的重视#12290;
1.behind time 过了#26102;刻，迟了
behind the time 落在时代后#38754;，不合时
The train is ten minutes behind time. 火车晚点十分钟。
Such books are behind the times. 这种书落后于时代#20102;。
2.by day 在白天
by the day 计日，论日#65292;按日计
They don’t work by day but by night. 他们白天不#24037;作，晚上工作。
The bank calculates the interest on bills by the day.银行按日计算帐息。
3.by hand 手工做的
by the hand 搀着（#25163;）
Was this tablecloth made by hand？ 这块桌台布是用手#24037;做的吗？
He took his grandmother by the hand when they crossed the street. 过马路时，他搀着他祖#27597;（ 的#25163;）。
4.by sea 由海路
by the sea #22312;海岸上，在海滨
Marco Polo came to China by land and returned to Italy by sea.马#21487;·波罗由陆路来中国，#30001;海 路返#22238;意大利。
My friend spent his holiday in a rest home by the sea. 我朋友在海滨一个#25307;待所度假。
5.give battle 开#25112;
give the battle 打败仗
They decided to give battle to the enemies. 他们决定向敌人#24320;战。
They gave the battle in the end. 他们最#21518;打了败仗。
6.go to sea 去当水手
go to the sea 出海
The boy wanted to go to sea. 这男孩想当水手。
The fisherman went to the sea early in the morning. 这渔夫#19968;大早就出海去了。
7.go to war 交战
go to the war 参军
England want to war with Germany in 1939. １９３９年英国和#24503;国交战。
The two brothers went to the war. 两兄弟从军去#20102;。
8.in case of 如果，万一
in the case of 就……来说，至#20110;
You can come to our hospital in case of illness. 你如果有#30149;，可以到我们医院来。
In the case of physical change，no new substance is formed. 就物理变化来说，没#26377;新的物质产生 。
9.in charge of 负责，主管（表#31034;主动）
in the charge of 由……负#36131;，被……主管（表示被#21160;）
Dr Bethune was in charge of the operation. 白求恩大#22827;负责这次手术。
This kindergarten is in the charge of a young girl. 这个幼儿园由一个年轻的姑#23064;负责。
10.in course of 正在……中
in the course of 在……的过程中
An international meeting is in course of preparation. 正在筹#22791;一次国际会议。
New arts have been born in the course of the history of man.#22312;人类历史发展过程#20013;，新的艺术 不断诞生。
11.in future 从今以后
in the future 在将来
In future meetings will start ten minutes earlier. #20174;今以后会议要提前十分钟开始#12290;
Today，107 chemical elements have been discovered and more willbe discovered in the future.
目前，已经发现#20102;一百零七种元素，将来会发现更#22810;的元素。
12.in person 亲自，外貌上
in the person 以……资#26684;，代表
I can’t go in person ，but I’m sending my secretary. 我不能亲自去#20102;，但是我派我的秘书去。
She looks younger in person than on the screen. 她看上去比她在银幕上的#24418;象更年轻。
He spoke in the person of Xinhua News Agency. 他代表#26032;华社讲话。
13.in place of 代替
in the place of 在……的地方
We use chopsticks in place of knives and forks. 我们用筷子#20195;替刀叉。
The traffic accident happened in the place of Lorraine. 交通事故#21457;生在洛林这个地方。
14.in possession of #21344;有，拥有（表示主动）
in the possession of #34987;（为了）……占有（所用）（表示#34987;动）
She was found in possession of dangerous drugs. 有人发现她拥有#21361;险药品。
That island was in the possession of that country late in thesixteenth century. 这个岛屿１ ６世纪末被那个国家占#26377;。
15.in red #36523;穿红衣服
in the red 亏损，有#36196;字
The girl in red is our professor’s daughter. 那个身穿#32418;衣服的姑娘是我们教授#30340;女儿。
The company was in the red . 这家公司出现了#36196;字。
16.in secret 暗地里，秘密地
in the secret. 知道内情，参与秘密
She wept in secret. 她暗暗哭泣。
She wrote to the newspaper in secret. 她秘密给报社写#20102;信。
I know a man who is in the secret. 我认识一个了解内情的人。
17.in sight of 看得见，在看得见……的#22320;方
in the sight of 在……看来，从…#8230;观点来看
Are we in sight of land yet？ 现在看得见陆#22320;了吗？
He should be sentenced to death in the sight of law. 从法律角度来看，他该被判处#27515;刑。
18.in view of #37492;于，由于
in the view of 按……的意#35265;
In view of the circumstances，we should give up the plan. 考虑到#24773;况的变化，我们应该放#24323;这 项计划。
In the view of Marxist-Leninist，the people are the makers ofhistory. 马列#20027;义者认为人民是 #21382;史的创造者。
19.keep house 管理家务
keep the house 守#22312;家里
Richard’s wife，Harriet.had been ill in bed for five years，andso his sister Caroline kept house. #29702;查德的妻子哈丽特#30149;卧在床五年了，因此他的姐姐卡#32599;琳管家。
Mr Smith had to keep the house that night. 那#22825;晚上史密斯先生不得不守在家里。
20.on fire 着火
on the fire 在#32771;虑中，在准备中
The enemy could not but abandon the warship on fire. 敌#20154;只好放弃着火的战舰。
The young writer has a new novel on the fire. 这#20301;年轻的作家正打算写一部新#23567;说。
21.out of question 不#25104;问题，无疑的
out of the question 不#21487;能
If you persist，your success is out of question. 如果你#22362;持下去，成功是无疑的#12290;
It is out of the question for anyone to build a castle in theair. #20219;何人想建立空中楼阁都#26159; 不可能的。
22.take air 传播，泄漏
take the air 出外，呼吸新鲜空气，兜#39118;
The story has taken air. 这件事已经传开了。
At the door of the engine room，the engineer sat smoking a pipeand taking the air. 机#26800;师 坐在机房#38376;口，边抽烟斗边透#19968;透空气。
23.take place 发生
take the place of 代替
Great changes have taken place in our country since 1978. 自从１９７#65304;年以来我国已经发生了 巨大的变化。
Eiectric trains have taken the place of steam trains in someplaces in China.在中国，电气火 车已经在有些#22320;方取代了蒸气机火车。
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