文档介绍：第15讲 状语从句
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例①Tom was about to close the window______his attention was caught by a bird. (2010全国卷Ⅱ)
if they finish their work.
(2) unless= if…not, 意思是“如果不/没有……”。
例：I will not attend the meeting unless I am invited.
条件状语从句
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常见连词：because, for, since, as, now that, when；in that…
原因状语从句
结果状语从句
常见连词：so…that…/such…that…
注意：如果so…或such…提前放在句首，则主句要部分倒装，that 从句保持不变。
(1)…so +adj./ adv.+that…
例：He is so little a boy that he can't lift such a little box.
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(2) so many/few/much/little(少) + n．(不可数名词或可数名词复数)+that…
例：The old man had so little money that he couldn't even buy a cup of tea.
(3) such a/an adj.+ n．+that…=so + n．+that…
例：He was such a clever boy (=so clever a boy) that he came up with a good idea soon.
(4) such adj.+ n．(不可数名词或可数名词复数)+that…
例：They had such difficult problems to solve that they were having a hard time.
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目的状语从句
常见连词：
(1) so that/ in order that +从句 ( 从句用can/could/ may/ might + 动词原形)
例：We got up early in order that we could catch the first bus.
(2) in case/ for fear that/ lest 以免；以防(从句用should+动词原形)
例：We got up early for fear that we should miss the first bus.
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地点状语从句
常见连词：(1) where 在……地方= in the place where/ in the place in which
例： Make a mark where you have problems.
(2) wherever 无论在……地方= no matter where
例： I will find him wherever he may be.
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让步状语从句
常见连词：
(1) although/ though/ while/ 虽然；尽管.
例：Although he is rich, he never wastes a coin.
(2) as 句型
① 表语(形容词/名词)+ as/though + 主语+ 系动词+主句。
注意：名词前不加任何冠词。
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让步状语从句
例：Old as my father is, he keeps up with his English study.
Child as he is, he knows something of electricity.
② 副词+ as/though+主语+谓语动词+主句。
例：Much as I have traveled, I've never seen a man as capable as Tom.
③ 动词原形 +as/though + 主语+ might/may+主句。
例：Try as he