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| 文章作者:刘世岩 | 文章来源:网络 | 文章录入:henry982 | 更新时间:2007-4-25 | 字体: |
设计制作 刘世岩
as if可用as though替换,在此引导表语从句,另外它们也可引导状语从句,从句既可用陈述语气,也可用虚拟语气.如:
①It looks as if /though it's going to rain.(陈述语气)
②You look as if you'd seen a ghost.(虚拟语气)
as is the case with = as with ……就和……的情况一样
As is the case with his mother, he is fond of music. 跟母亲一样,他喜欢音乐.
As with human, animals also love their babies. 同人一样,动物也爱它们的幼仔.
as good as
as good as 作为固定词组意为"几乎一样","实际上等于",作为同级比较结构,意为"和……一样好".如:
①He is as good at English as me.
②My bike is as good as yours.
…as it is
该固定词组表达意思是"就以(现在)这个样子,""根据现在的情况".如:He decided to buy the house as it is.
as long as/so long as只要
You may borrow the book as / so long as you keep it clean. 只要你不把书弄脏,你就可以借.
You will succeed so long as you work hard.
As long as you study hard, you'll make great progress.
This rope is as long as that one.这条绳子和那条一样长.
This bridge isn't so/as long as that one.这座桥和那座不一样长.
The old couple have been living in the small town as long as 50 years. 这对老夫妇已在这个小城镇里住了长达50年.
as well/ as well as
as well 表示"也",是副词短语,用作状语,通常放在句末,也可放在主语之后,相当于too,但一般无标点符号与句子隔开.as well as 通常看作一个复合并列连词,连接两个成分相同的词,短语或句子,表示"既……又……,不但……而且……"当它连接两个主语时,谓语动词的人称和数要与第一个主语保持一致.如:
The children learn to read, write and they play games as well.孩子们学习读书写字,他们也做游戏.
With television,we can see a picture as well as hear sound.
Tom,as well as his parents,likes pop music.
as, which 都能引导限制性或非限制性的定语从句.
Then grow some tomatoes in one box which has plant food in the soil and some in another box which doesn't.
But the studios(which)he started are still busy today,producing
more and more interesting films.
②as从句的先行词是the same/such或被the same/such修饰;as可作主,宾,表语,一律不可省略.如:
Many of the sports were the same as they are now.(as作表语)
He uses the same map as I (use).他和我用的是同一份地图.(as作宾语)
Such as beautiful park as is being built was designed by two young engineers.正在建造的如此漂亮的公园是由两个年轻的工程师设计的(as作主语)
The printed newspaper was not such as the chief editor had expected. 印好的报纸并非如主编原来所期望的那样.(as作宾语)
At present,the biggest nature park for milu deer in China is in the Nanhaizi Milu Park,which is about 20 kilometres south of Beijing.(位置)
China Daily has plenty of advertisements, which help to cut
the costs of making the newspaper.(用途)
One of Charile Chaplin's most famous films was"The Gold Rush",which was made in 1925.(时间)
Now, however,the maters of this great lake,which is also the
World's deepest(over 1,740 metres),have been dirtied by waste
from a chemical factory.(特征)
②which从句还可表示说话人的看法,也可对主句作意义上的补充;which=and it/ this/ that/ they;which代表的是先行词,主句或主句的一部分;which从句只能放在先行词或主句后.如:
He said she could speak 4 foreign languages, which(=and it)is not true.他说她会四门外语,这是不可能的.(说话人看法,which代表宾语从句部分)比较:He said she could speak 4 foreign languages, which(=and that)surprised every one of us.他说她会四门外语,这使我们每个人都很惊讶.(补充主句,which 代表主句)
Leaves are turning yellow, which means autumn is coming. 树叶正在变黄,这意味着秋天就要来了.
The Nanjing Changjiang River Bridge,as we all know, was compl-
eted in 1969.我们都知道南京长江大桥,它建成于一九六九年.(as代表先行词)
To shut your eyes to facts, as many of you do, is foolish.(如)你们许多人(所做的那样)对事实视而不见是愚蠢的.(as代表主语部分)
As we know, the earth is round. 我们知道,地球是圆的.
ask for 要求,请求
ask sb.for sth.向(某人)请求 (要求)……
She asked for some advice on how to learn English well.
at a high/low price以高价/;低价;
at 40 miles an hour 以每小时40英里的速度;
at a high/low speed以高速/慢速;
at an ordinary speed 以普通速度;
at full/top speed以全速/高速;
at a speed of 以……速度.

The company decided to sell the TV sets ___________________.
The train was running ______ _____ ______ _______150 miles an hour .
at a low price
at a speed of
at work 在工作;at table在吃饭;at play 在做游戏;at sea 出海;at university/college在上学;at night school在上夜校;at dinner/table在吃饭;at peace处于和平状态;at war在交战,在打仗
Don't make any noise while others are ______ ________.
The children were ______ ________ while their parents were_______ _______.
at work
at play
at play
at dinner/table
at last, in the end, finally
After putting it off three times,we finally managed to have a holiday in Greece.经过三次延期之后,我们终于在希腊度了一次假.
They talked about it for hours.Finally,they decided not to go.他们谈论了几个小时,最后决定不去.
at last 有时可与finally互换,但往往用于一番拖延或曲折之后,语气更强烈.例如:
When at last they found him, he was almost dead.当人们最终找到他时,他已经奄奄一息了.
James has passed his exams at last.詹姆斯终于通过了考试.
in the end指经过许多变化,困难的捉摸不定的情况之后,某事才发生.例如:
We made five different plans for our holiday, but in the end we had a summer camp again.我们制订了五种不同的度假方案,但最后我们还是选定了再来一次夏令营活动.
at (the) least 至少;最少.反义词组为at (the)most至多;最多.
—Mr Smith looks older than his real age.In fact,he is at (the)most 40 years old.史密斯先生很显老,实际上他最多40岁.
—Oh, really I thought he was 50 years old at (the)least.噢,真的吗 我以为他至少50岁了.
at the beginning of 在……初(开头),可指时间与空间.如:
at the beginning of term 在学期开始
at the beginning of the book 在那本书的开头
at the beginning 单独用时间at first,
也可说in the beginning.
比较:at the end of 在……末(尽头)
at the end 在末尾处
in the end 最终,同at last
in the middle of 在……中期
from beginning to end 从头至尾
at the doctor's
该结构为介词+名词所有格,意为"在诊所".所有格-'s后一般接名词,如her mother's bike ,但有时这个名词可省略,主要表现在以下两个方面:
She is at the hairdresser's.
I have read some of Shaw's plays,but none of Shakespeare's.
at the last moment在最后关头
at the moment 此刻;正在那时 for a moment片刻;一会儿for the moment 目前,暂时in a moment立刻,马上
at the top of在……的顶部,上方
at the top of a mountain在山顶
She is (at)the top of her class in French.
at the top of one's voice高声地,尖声地
at war
The U.S.A.and Iraq are at war again.
at, with, through表原因
三个介词都可表示原因,at表示听到或看到的原因;with表示人体外部的原因;through 强调自身的原因.如:be sad at the news听了这个消息而悲伤;be frightened at the sight看了那个情景而害怕;jump up with joy高兴地跳了起来;turn red with anger气得脸红;shake with cold/fear冻得/害怕得发抖;with pleasure高兴地;with pride 骄傲地;with satisfaction满意地;make the mistake through his carelessness由于粗心而出错;be put into prison through no fault of his own 没有任何罪过被关进监狱.
At the news, the whole country was in deep sorrow.
The children jumped up with joy
He made the mistake through his carelessness.
at work; out of work; after work
(1)at work表示"在工作,在上班",作表语或状语.例如:
They are both at work today.今天他们俩都在上班.
His father had an accident at work last week.上周的父亲在工作时出了事故.
(2)out of work表示"失业",是介词短语,相当于lost one's job或be unemployed.例如:
If you don't work hard, you'll be out of work.如果你不好好工作就会失业.
You'll be out of work if you keep coming late.如果你老是迟到,你会失业的.
(3)after work表示"下班后",作时间状语.例如:
What do you usually do after work 下班后你经常干什么
I visited Mr Liu after work yesterday.昨天下班后我看望过刘先生.
①He made an attempt to learn to ski.他尝试着学滑雪.
②He failed in attempt at climbing up the mountain.他企图爬上这座山,却失败了.
①She attempted to learn Japanese.她试图学习日语.
②The prisoner attempted an escape.那犯人企图逃走.
attention 短语
pay attention to sth. 注意某事
draw one's attention(to sth.) 引起某人的
注意be worth one's attention  值得某人注意
bring one's attention to sth. 叫某人注意某事
average 可用作名词,表示"平均数,一般水平",也可作形容词,表示"平均的".如:
the average of the pay 平均工资;above/below the average 平均以上/以下;
the average age of the girls姑娘的平均年龄;
the average temperature平均气温;
_________ _________,one worker in this factory gets 700 yuan
every month.
He is_________ _________ in his lessons.
On, average
above average
The noise awoke me./The noise woke me up.
She usually awakes at six in the morning./She usually wakes up at six in the morning.她通常早上6点醒.
注意:awake 不与up连用;wake up 的宾语是人称代词时必须置于两个词之间.误:wake up him正:wake him up
②awake 还可用作形容词,只用作表语或后置定语,不能用作前置定语.其反义词是 asleep.如:
Is he awake or asleep 他睡着了还是醒着
Anyone awake heard the sound.任何醒着的人都听到了那个声音.
注意:wide/fully awake 完全醒着;sound/fast/deeply asleep熟睡
When he_______,his mother was beside him.
I have lain_______all night thinking of the problem.
He ________ ________suddenly,as if someone had called his name.
No one can_______ _______ ________when she is asleep.
Key:①awoke ②awake ③woke up ④wake,her,up
wake up
wake her up
See you next time!
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