高中英语状语从句用法详细解析
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高中英语状语从句用法详细解析之五兆芳芳创作
一、 定义:在句中作状语的从句是状语从句,修饰主句中的动词、形容词或副词等.状语从句由从属连词引导,从属连词在句中不充当句子成分,只起连接作用,状语从句放在句首时,要用逗号,放在句尾时不必.
二、 分类按照意义上的不合,状语从句可分为:①时间状语从句②地点状语从句③原因状语从句④目的状语从句⑤条件状语从句⑥结果状语从句⑦让步状语从句⑧方法状语从句⑨比较状语从句
三、 时间状语从句(一)引导 时间状语从句的连词有:as, when(whenever), before, after, as soon as,
until(till), since, every time, once.(二)、 “as” as, when,
while都有“当……的时候”,可以互用When she was a
child.While she was a child. She Lived in Paris.As she
was a child. as有“一边…一边”的意思He sang as he walked.
“when” When the clock struck twelve, all the lights went
out.I was sleeping when she came in. 动补When we
arrived at the station, the train had left.
“while” 主、从句动作或状态同时产生.用while引导的从句用延续性动词,常暗示较长的时间或一个进程.While we were having supper, all the lights went
out.Please keep quiet while others are studying.While I
was writing letters last night, he was watching TV.
when, while并列连问.when和while都可用作并列连问,连接并列分句.When暗示“就在……的时候”,
while意反而,可是,暗示转折.
One evening Beethoven was walking in a street, when he
suddenly stopped outside a little house.并列连词引导并列句,意思是就在那时.
(三)、主句是一般未来时,时间状语从句用一般现在时表未来,主句是过来未来时,从句用一般过来时暗示过来未来时,主句是一般过来时,从句用一般过来时.1. I' ll call you when I get there.2. They said they
would leave when they got the new.3. They left as soon
as they got the new.Whenever 无论什么时候,随时1.
Whenever someone throws in some rubbish, the truck
produces a piece of music.每当有人扔进一些垃圾时,它(汽车)就放一段音乐.2. Whenever we' re in trouble,
they will help us.3. I go to the theatre, whenever I am
free.4. Come and see me whenever you want to.你随时来看我.till和until(暗示“直到……”)句首多用until1、在肯定句中暗示“直到……为止”,主句谓语动词要用延续性动词.I was waiting until/till he arrived.2、在否认句中暗示“直到……才”主句谓语动词经常使用终止性动词,这时until和till常被before替换.I didn' t leave
till/until she came back.since: 主句用完成时,从句用一般过来时,since引导的从句间或可用现在完成时.It is
two years since I have studied English.1. We have known
each other since we were children.2. We have been
friends (ever since) since we met at school.3. It is …… (一段时间)+since+一般过来时态句子.It is two years
since my sister married.……(一段时间) have/has passed
since +一般过来时态句子Two sisters have/has passed
since my sister married.Since+时间点1. I have been at
home since three o' clock this afternoon.2. Maria has been
in China since two years ago.*every time, each time, next
timeEvery time you get back at night, you drop your
boots on the floor.Every time I catch cold, I have pain in
my back.(every time 分写不成以合写) 比较everyday
(adj) 日常的,普通的every day 是名词短语,每天,天天Next time I go there, I will visit them.* once 一旦…就Once you begin, you must go on. 你一开了头,就应该持续下去.四、 地点状语从句地点状语从句用where,
wherever引导We should go where the people need us.我们应该去人民需要我们的地方.Where there is a will,
there is a way. 有志者,事竟成.Wherever they went,
they received a worm welcome. 无论他们走到哪儿都受到热烈欢送.She follow him whose he goes. 他无论到哪里她总随着.五、 原因状语从句原因状语从句用because(因为),since(既然), as(由于)引导1、 字母由多到少,语气由强到弱.2、 由why提问必须用because答复.Since, as不答复why的提问,并且从句一般放在句首,because一般放在主句之后.3、 before
of +名词Because of the rain, we didn' t go to the
park.4、 because 和so不成连用,只能选其一.(另有although, but)Why didn' t he come to school? Because
he was ill.Since I must die, I must. 既然我一定要死,我一定这样做.Since a lot of people make mistakes in life,
Mr Smith wanted to give John a Chance.5、 for并列连词,不克不及放在句首,主要放在两个并列句之间.For所提供的理由为一个弥补说明,并且前面常有逗号离隔.The days we short, for it is December now.*改错 Because he is ill is the reason why he can' t come.
(Because改成that)六、 目的状语从句目的状语从句用so(经常使用于口语), that, so that, in order that引导目的状语从句的谓语常含有may, might, can, could, should,
would等情态动词.1. We' ll sit never to the front so we
can hear better.2. He studied hard so that he might succeed. 他努力学习,以便成功.3. I' ll speak slowly
so that you can take notes. 我慢慢讲,以便你们能做笔记.4. They hurried to the station in order that they
could catch the train.他们仓猝赶往火车站,以便能遇上火车.5.I took a taxi so that I could get there earlier.6.I'
m going to the lecture early so that I may get a good seat.我打算早些去听讲座,以便找个好座位.七、 条件状语从句条件状语从句由if, unless, (so) as long as(只需)引导在条件状语从句中要用一般时暗示未来时(与时间状语从句相同)We will miss the train if you don' t
hurry.He said we would miss the train if we didn' t
hurry.You will fail the exam unless you study hard. (if
you don' t study hard)He won' t come unless he is invited.
(if he isn' t invited)Eat less food unless you want to
become fatter. (if you don' t want to become better)As
long as you are not afraid of difficulties, you are sure to
succeed.As long as you don' t lose heart, you will succeed.八、 结果状语从句结果状语从句由such…that,
so….that, so that, that 引导1. such… that 的经常使用句型such +a/an +形容词+可数名词单数+thatsuch +形容词+可数名词单数+thatSuch+形容词+可数名词单数(不成数名词)+that注意so many (much, few, little) +名词,such a lot of (或lots of)+名词是习用法,不成乱用.She is such a beautiful girl that we all like her.They
were such beautiful flower that we bought home.It was
such delicious food that they ate it up.2. so+形容词或副词+thatso+形容词+a/an+可数名词单数+thatHe is so
rich that he can buy lot of things for himself.He works so
hard that he did everything well.It was so hot a day that