结果状语从句常用引导词：so that、such that1、so和such的用法是一个难点，归纳如下：(1) so + adj./adv. + that句子(2) such a/an + adj. + 单数名词 + that句子= so + adj. + a/an + 单数名词 + that句子(3) such + adj. + 复数名词/不可数名词 + that句子so + many /few +复数名词+ that句子so + much/little +不可数名词+ that句子He got up so early that he caught the first bus.Its such a good chance that we must not miss it.2、so + adj. / adv. 置于句首，则其后的主句要用部分倒装。So cold was the weather that we had to stay at home. So sudden was the attack that we had no time to escape. So loudly did he speak that even people in the next room could hear him.So fast does light travel that we can hardly imagine its speed. So much did they eat that they could not move for the next hour.3、such置于句首时，such后的句子也要使用部分倒装。Such a nice man did he seem that we all believe him.把下列句子变成倒装句：1. Hetalkedsoloudthatheannoyedthespeaker.=2. Hewassobrilliantthathemadealotofinventions.=3. Itwassuchahotdaythatpeoplecouldnotgoout.=4. They had such a fierce dog that no one dared to go near their house=5.The snow fell so fast that our footsteps were soon covered up=6.Their dog was so fierce that no one dared come near it=条件状语从句常用引导词：if、unless、as long as、so long as 特殊引导词：if only、providing/provided that、suppose that、on condition thatEg：Well start our project if the president agrees.You will certainly succeed so long as you keep on trying.You can go where you like as long as you get back before dark.Provided that there is no opposition, we shall hold the meeting here.Suppose (that) this is the most beautiful flower you can find on the earth, then.假如这就是你能在地球上找到的最美丽的花朵,那么.You can use the bicycle on condition that you return it tomorrow.让步状语从句常用引导词：although= though、as、while (一般用在句首)特殊引导词：even if=even though、no matter + 疑问词 = 疑问词+everEg：Although/Though/As/While I respect him much, I cant agree to his proposal.尽管我很尊敬他， 我却不同意他的建议。The old man always enjoys swimming even though the weather is rough.No matter how hard he tried, she could not change her mind.He wont listen whatever you may say.1、as, though 引导的倒装句(1) 名词 + as / though + 主语 + 动词 (句首名词不能带任何冠词)Though/As he was a child, he knew what was the right thing to do. =Child as /though he was, he knew what was the right thing to do.Though he is a boy，he likes to play with girls.=As he was a king，he was unhappy. =(2) 形容词 + as / though + 主语 + 动词 Though/As he is successful，he is not proud. =Successful as /though he is，he is not proud. Though/As it seems improbable，its true. =Improbable as /though it seems，its true. Though/As he was patient，he didnt like waiting that long.=Though/As it sounds stupid，I was so in love with her that I believed her. =(3) 副词 + as / though + 主语 + 动词 Though/As I like Paris much，I couldnt live there.=Much as /though I like Paris，I couldnt live there.Though/As they tried hard，they couldnt make her change her mind. =Though/As you read fast，you cant finish the book in two days. =(4) 动词原形 + as / though + 主语 + 动词注意：句首是实义动词，其他助动词放在主语后。如果实义动词有宾语和状语，随实义动词一起放在主语之前。Though/As you may object，Ill go.纵使你反对，我也要去。=Object as /though you may，Ill go. Though/As we may dislike him，we must acknowledge his greatness. =Dislike him as /though we may，we must acknowledge his greatness. 尽管我们不喜欢他，但必须承认他的伟大。 Though/As he might try，he couldnt solve the problem. =Though/As as I would lose money，we got a lot of experience.=2、no matter +疑问词 =疑问词+后缀ever no matter what = whatever no matter who = whoeverno matter when = whenever no matter where = whereverno matter which = whichever no matter how = however No matter what happened, he would not mind.Whatever happened, he would not mind. 注意：no matter 不能引导主语从句和宾语从句。（错）No matter what you say is of no use now.（对）Whatever you say is of no use now. 你现在说什么也没用了。(Whatever you say是主语从句)（错）Prisoners have to eat no matter what theyre given, （对）Prisoners have to eat whatever theyre given.囚犯们只能给什么吃什么。方式状语从句常用引导词：as, as if, as thoughWhen in Rome, do as the Roman do.Always do to the others as you would be done by.你希望人家怎样待你，你就要怎样待人。She behaved as if she were the boss.1、 as if与as though后的状语从句谓语多用虚拟语气，表示与事实相反。有时也用陈述语气，表示所说情况是事实或实现的可能性较大。They completely ignore these facts as if (as though) they never existed. 他们完全忽略了这些事实，就仿佛它不存在似的。He looked as if (as though) he had been hit by lighting. 他那样子就像被雷击了似的。总结：表达与现在事实相反，从句用过去时表示与过去事实相反，从句用过去完成时。It looks as if the weather may pick up very soon.看来天气很快就会好起来。（实现的可能性较大，谓语用陈述语气。）2、(just) asso 正如、就像 As water is to fish, so air is to man. 我们离不开空气，犹如鱼儿离不开水。 Just as we sweep our rooms, so we should sweep backward ideas from our minds. 正如打扫房屋一样，我们也要扫除我们头脑中落后的东西。3、as if / as though也可以引导一个