状语从句在句子中作状语，修饰主句中的 动词，形容词，或者副词等。 2时间 ， 2条件，3原因，4让步，5目的， 6结果，7方式，8比较，9地点
When, as ,while, before, after, since, till
Until, as soon as, hardly
The moment, the minute, the first time….
When, while, as
As time went on, the flowers begin to bloom. When/As he was eating his breakfast, he heard the door bell ring.
While I was reading, he was playing.
1, he is absent today because he is ill.
2, As it is snowing，we shall not go out.
3， you couldn’t have seen him, for he wasn’t there.（不句首）
4，the day breaks, for the birds are singin 5, since you are ill, I will go alone
Just stay where you are.
Wherever you go ,you can see new factories and schools. 1.We shall go to the place where people are kind. 2.We shall go where people are kind.
4. 条件 on condition that
If, unless (if not), as long as=so long as
In case As long as I live, I shall work hard.
You can’t learn it well unless you work hard. If you want to know ,I can tell you.
Although . Though, as, even if, however,
Whatever, no matter wh-，whether or now that 1.I won’t mind even if (though) he doesn’t come. 2.Though it was cold, she went out without an overcoat. 3.Young as/though he is, he knows a lot.
1.Whether it shines or rains, I will go.
2. No matter who 、whoever
comes here, I will not let him in。
3 you can take whatever you like. 4.Now that you want to go,
I have nothing to say.
6 结果So . So that . Such that
1 It is such a heavy box that nobody can move it. 2 The box is so heavy that nobody can move it. 3 The box is so heavy as nobody can move . 4 I didn’t go early, so that I didn’t get a seat
So that in order that
He works hard in order that、so that
he can serve his country well.
As, just as, as if, as though, You may do （just）as you like.
The old man runs very fast as if he were a young man.
As…as, than, not so..as, the more…the more The more you eat, the fatter you are.
John is less clever than Tom. He is not so/as clever as his brother.
1． ______ they had worked for along time, everyone looked tired. A． While B． After C． Unless D． For 2． He has been a teacher ______ he came to the country. A． since B． until C． as D． when
3． He has had to cook by himself ______ his mother went on business to Beijing. A． during B． since C． after D．when 4． It is ten years ______ I saw you last time. A． since B． when C． that D． if
8． The man put on a overcoat ______ keep himself warm. A． that B． so that to C． in order that D．in order to 9． He has changed so much ______ I can hardly recognize him. A． as B． so that C． that D．but
11． Wounded ______ he was, he refused to come back from the front. A． as B． though C． although D．both A and B 13． We'll both wait here ______ you get back. A． so that B． that C． until D．for
16． You must get up early in the morning, ______ we'll have to start out without you. A． and B． or C． but D． so that 17． Would you please wait ______ I come back. A． if B． when C． because D．till
18． He couldn't come ______ he wanted to. A． as B． because C． although D．for 19． ______ you gave a party and no one come, what would you do? A． Although B． If C． Unless D．When
12． Some people want to go hunting, ______ others want to go finishing. A． or B． because C． while D． since 13． Bad habits, ______ formed, are difficult to get rid of. A． and B． once C． or D． but
17 He always thinks I'm wrong, ______ I may say. A． no matter whatever B． whatever C． what D． that 18． ______ , Mother will wait for him to have dinner together. A． However late is he B． However he is late C． However is he late D． However late he is
19． You may borrow the book ______ you keep it clean. A． as long as B． when C． after D． unless 20. John plays football ______ , if not better than, David. A． as well B． as well as C． so well D． so well as
7． You should run the machine ______ the workers has shown you. A． as B． and C． but D．so 8． You shall have the book ______ I have read it. A． so that B． though C． as soon as D． since
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