1、状语从句状语从句 目录条件状语从句地点状语从句让步状语从句原因状语从句时间状语从句结果状语从句方式状语从句比较状语从句目的状语从句01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has
2、been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.状语从句什么是状语？状语用来修饰动词、副词、形容词或句子，说明时间、地点、原因、结果、条件、目的、方式等。The boy needs a pen very much.He lost his keys in the classroom.The boy needs a pen to do his homework01 BUSINESS SECTIONWe have many P
3、owerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the ve
4、ry first time.状语从句什么是壮语从句？在句子中作状语的从句叫作状语从句。I was doing my homework when my mother came in.While John was watching TV,his wife was cooking.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very
5、 first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.状语从句位置：状语从句可以放在主句之前，也可以放在主句之后，时间、条件、原因和让步状语从句放在句首时需要用逗号和主句隔开。作用：它可以修饰谓语、非谓语动词、定语、状语和整个句子。在句中作时间状语的从句称为时间状语从句。常用引导词有
6、when,while,before,after,as soon as,until,since一、时间状语从句01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specif
7、ically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析1.when的用法意为“当的时候”。when引导从句的谓语动词可以是延续性动词，也可为非延续性。故可表示一个时间点或一段时间。主句动作和从句动作可先后或同时发生。01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone
8、that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析A liar is not believed when he speaks the t
9、ruth.I was doing my homework when my mother came in.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specific
10、ally designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析2.while的用法意为“在的时候，在的同时”。while引导从句的谓语动词必须是延续性动词，表示某一段时间，并强调主句和从句的动作同时发生（或者相对应）。while有时还可以表示对比,意为然而。01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed
11、to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析 While I was standing at the
12、 window,I saw several boys running along the street.While John was watching TV,his wife was cooking.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have
13、many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析3.as的用法意为“一边一边”,同时发生。Helen heard the story as she washed clothes.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifi
14、cally designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析4.before 和 after的用法before一般意为“在.之前”，after意为“在之后”Look left and right before you cross the road.Well leave after lunch.01 BUSINESS SECTIONWe have many PowerPoint templates that has been sp
15、ecifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析5.tillun
16、til的用法1)意为“直到.为止”，主句用延续性动词。Until you told me,I had heard nothing of what happened.She didnt even know that it was an earthquake till she saw a shaking light.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of Powe
17、rPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析2)not.until 译为“直到才.”，主句用终止性动词，从句用肯定式，但主句用否定式。He didnt go to bed until he had finis
18、hed his work.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is st
19、epping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析3)not until置于句首时，主句使用部分倒装。Not until+从句/表时间的词+助动词+(主句)主语+谓语+。Not until the teacher came in did the students stop talking.Not until 1985 did he came back.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifi
20、cally designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析4)强调句：It is/w
21、as not untilthat 直到才It was not until yesterday that I noticed it.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has
22、been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的用法辨析6.as soon as 的用法意为“一就”。引导时间状语从句时遵循“主将从现”Tom will call me as soon as he gets home.I will call you as soon as I arrive.01 BUSINESS SECTIONWe have many PowerPoint templates that
23、 has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.时间状语从句引导词的
24、用法辨析7.since的用法译为“自从”，常与现在完成时结合来考，引导时间状语从句，主句用现在完成时，从句用一般过去时。We have been friends|since we joined the same club.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SEC
25、TIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.小试牛刀小试牛刀1.Excuse me Could you wake me up when my friend_ here?Of course.But we still dont know when your friend _ here.A.comes;will come B.com
26、es；comes C.will come;comes D.will come；will come2.None of us knew what had happened _ we heard the news on radio.A.after B.until C.whenAB01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very
27、first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.小试牛刀小试牛刀3.Other kids ate candy for breakfast.I had to have porridge.A.Before B.Till C.While 4.Wu Yi will help with t
28、he housework _ he gets home after school.A.since B.while C.as soon asCC01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates tha
29、t has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.小试牛刀小试牛刀5._ I arrived at the bus stop,the bus had left.A.After B.Until C.By the time 6._ they went along,they saw a pair of old shoes lying on the path.A.Since B.As C.By the timeCB01
30、 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the
31、 world of PowerPoint for the very first time.小试牛刀小试牛刀7._ I am in trouble,my classmates will help me out.A.Before B.Whenever C.Although8.Kelly cooked dinner for her parents _ they were cleaning the yard.A.while B.since C.beforeBA01 BUSINESS SECTIONWe have many PowerPoint templates that has been speci
32、fically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.小试牛刀小试牛刀9.-I want to know
33、 when Mr.Brown will arrive.-When he _,I will tell you.A.will arrive B.arrived C.arrives10.Im sorry to have you waiting so long for Marcia,and Im afraid itll be ten minutes _ she comes back.A.before B.after C.untilCA在句中作地点状语的从句称为地点状语从句。可置于句首、句中、句尾。常用引导词有where，wherever二、地点状语从句01 BUSINESS SECTIONWe hav
34、e many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint fo
35、r the very first time.地点状语从句引导词的用法辨析1.where与wherever的用法where意为“哪里”，wherever意为“无论哪里”Make a mark where you have a question.Sit wherever you like.在句中作原因状语的从句称为原因状语从句。可置于句首、句尾。常用引导词有because、since、as、for、now that等。三、原因状语从句01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically des
36、igned to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.原因状语从句引导词的用法辨析1.Because的用法意为“因为”。引导的
37、原因状语从句一般放于主句之后，表述直接原因。Id like to collect stamps because they are interesting.Because引导的原因状语从句有时可以与because of短语互换。He cant come because he is ill.=He cant come because of his illness.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is steppin
38、g into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.原因状语从句引导词的用法辨析2.since的用法 意为“因为，既然”，常置于句首。从句表示推断的理由或原因已为人所知。Since you are
39、 free tonight，why not join us for dinner.01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically design
40、ed to help anyone that is stepping into the world of PowerPoint for the very first time.原因状语从句引导词的用法辨析3.as的用法 意为“因为”。引导原因状语从句时表示附带，说明“双方已知的原因”，语气比since弱，较为正式，位置较为灵活（常放于主句之前之前）。As the weather is cold,I stay at home.As it is raining,youd better take a taxi.As you are tired,youd better have a rest.01 B
41、USINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.原因状语从句引导词的用法辨析4.for的用法 意为“因为”。引导的原因状语从句并不说明主句行为发生的直接原因直接原因，用于补充说明理由。He could not have seen me,for I was not there.He seldom goes o
42、ut now,for he is very old01 BUSINESS SECTIONWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.原因状语从句引导词的用法辨析5.now that的用法 译为“既然，由于”，表示微弱的原因。Now that you are free,help me,please.01 BUSINESS SECTIO
43、NWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerPoint for the very first time.02 BUSINESS SECTIOWe have many PowerPoint templates that has been specifically designed to help anyone that is stepping into the world of PowerP
44、oint for the very first time.小试牛刀小试牛刀1.I wont be able to understand what you say,_you speak too quickly.A.ifB.thoughC.because2.Im sorry to have you waiting so long for Marcia,and Im afraid itll be ten minutes_she comes back.A.before B.after C.untilCA在句中作目的状语的从句称为目的状语从句。可置于句首、句尾。常用引导词有so that,in orde
45、r that等。四、目的状语从句目的状语从句引导词的用法辨析1.so that与in order that的用法 二者均可译为“以便，为了”。可相互转换。Try to speak loud enough so that/in order that people can hear you clearly.在句中作结果状语的从句称为结果状语从句，一般置于句尾。常用引导词有so.that,such that,so that 等。五、结果状语从句在句中作结果状语的从句称为结果状语从句，一般置于句尾。常用引导词有so.that,such that 等。五、结果状语从句sothat和suchthat 的用
46、法区别so+形容词/副词+thatLily is so cute that all of us like her.such+名词+thatMary is such a clever student that we all like her.五、结果状语从句五、结果状语从句例题：it was _ lovely weather _ we decided to spend the day on the beach.A.such a;that B.such;that C.such;as D.so;thatB在句中作条件状语的从句称为条件状语从句，可置于句首或句尾。常用引导词有if，as long as
47、，unless六、条件状语从句1.if if意为“如果”If it rains tomorrow,we will stay at home.(主将从现)2.unless 意为“如果不，除非”（unless=if not）Unless you listen carefully,you wont know the answer.=If you dont listen carefully,you wont know the answer.条件状语从句引导词的用法辨析3.as long as 意为“只要”He will play basketball with his friends as long
48、as he finishes his homework.条件状语从句引导词的用法辨析例题.you will succeed in the end _ you give up halfway.A.even if B.as though C.as long as D.unless在句中作让步状语的从句称为让步状语从句。常用引导词有though/although,even if/even though等。七、让步状语从句1.though/although 意为“虽然，即使”，可替换使用。They are happy though they are poor.Although hes nearly 8
49、0,he is still very active.though/although 不与but连用，但是可以与yet(但是，副词)连用。Though it was cold outside，yet he went out without a coat.让步状语从句引导词的用法辨析1.My cousin knows a lot about history,_he is only four years old.A.Because B.C.though2.Although he is regarded a great writer,_.A.his works is not widely read.B
50、.but his works is not widely read.C.yet his works are not widely read.2.even if/even though 意为“虽然，即使，尽管”，可替换使用。Even though we all tried our best,we lost the game.让步状语从句引导词的用法辨析例题：在句中作比较状语的从句称为比较状语从句。常用引导词有than，asas;not as/so as.八、比较状语从句1.than 意为“比”，一般用于比较级。I am taller than my sister.2.asas 意为“和一样”用于
