時(shí)間狀語從句課件

1、Adverbial Clauses,條件狀語,結(jié)果狀語,地點(diǎn)狀語,目的狀語,比較狀語,方式狀語,讓步狀語,時(shí)間狀語,原因狀語,掌握狀語從句的關(guān)鍵,1,準(zhǔn)確掌握每一個(gè),連詞的含義,2,注意主句和從句的,時(shí)態(tài)呼應(yīng),1) as , while , when,Which do you choose,Im going to the post office,_ you are there, can you buy me some,stamps,A,As,B,while,C,Because,D,If,連接詞類別,作,用,例,句,1.She came up as I was cooking,同時(shí),2.The

2、runners started as the gun went off,幾,乎同時(shí),1.When we were at school, we went to the,library every day,在一段時(shí)間內(nèi),2.Sorry,I was out when you called me,call,為短暫性動詞）對不起，你打電話時(shí)我,剛好外出了,3,When I got to the airport,the guests had,left,got to,后發(fā)生）當(dāng)我趕到飛機(jī)場時(shí),客人們已經(jīng)離開了,1.When,While,As we were dancing,a,stranger came i

3、n,dance,為延續(xù)性動詞,2.Please dont talk so loud,while,others are,working,as,as,表示“當(dāng)?shù)臅r(shí)候”，往往和,when/ while,通用,但它著重強(qiáng)調(diào)主句與從句的動作或事情同,時(shí)或幾乎同時(shí)發(fā)生,when,when,可以和延續(xù)性動詞連用，也可以和短暫性動,詞連用,when,從句的謂語動詞可以在主句謂語動作之前,之后或同時(shí)發(fā)生,while,和,as,從句的謂語動作必須,是和主句謂語動作同時(shí)發(fā)生,while,從句動作和主句動作同時(shí)發(fā)生，且從句動作為延,續(xù)性動詞時(shí),when,while,as,都可使用,主句中的動作或事情是在從句中的動作或

4、事情的,進(jìn)展過程中發(fā)生，從句中的動詞一般要用延續(xù)性,動詞,While ,when,在句中的不同含義,While,I,was walking down,the street, I,came across an old friend. ( while=_,While,I,really,dont,like,art,I,find,his,work,impressive. ( while =_,He,likes,pop,music,while,I,am,fond,of,folk,music,Strike,while,iron is hot,1)They were walking down the str

5、eet,when,they saw an accident,2) I had just got home,when,it began to rain,3) I,was about to go,swimming,when,our guide,stopped me,4) Its cold,when,it snows,Judge the meanings of,as,1,As,I left the house, I forgot the key,2,As,I get older, I get more optimistic,3. He looked behind,as,he went,4,As,th

6、e weather is so bad, we have to stay,home,5. You can do it,as,you like,6. Old,as,he is, he is still energetic,Fill in the blanks with,when, while, as,when,1_ you meet a word you dont know, consult the,dictionary,as,2.The students took notes _ they listened,3._ the wind rose ,the noise increased,As,w

7、hile,4.She called _ I was out,while,5.We must strike _ the iron is hot,6._you have finished your work, you may have a rest,When,when,she came into my room,7. I was just reading a book,_,before,用法,1.We had sailed four days and four nights,before,we saw land,2. We hadnt run a mile,before,he felt tired

8、,才,還沒有,不到,就,3. Please write it down,before,you forget it,趁,還未,4,Before,I could get in a word, he had,measured me,還沒來得及,注意,before,從句中謂語不用否定式,Before they,reached,the station, the train had gone,含有,before,的句型結(jié)構(gòu),1. It will be / was,一段時(shí)間,before,過多久才,It_,還要過兩年,he leaves the,country,It _,過了很長一段時(shí)間,before,he

9、 got to sleep again,2. It will be / was + not,一段時(shí)間,before,不多久就,It wasnt,two years before he left the country,It was not long before he came back,Since,用法,1.I,have returned,home four times,since,I came,here,2. She has been working here (ever,since,he left,school,常用句型,It has been (is),時(shí)間段,since,從句,自從,

10、有多長時(shí)間了,畢業(yè)已經(jīng)有六年時(shí)間了,It,has been (is,six years since she graduated from the,university,2,引導(dǎo)時(shí)間狀語從句的連接詞除上述外還有,till, until,Dont get off the bus until it has stopped,He waited for his father until (till) it was twelve oclock,once, as soon as, directly, immediately,As soon as I have finished it , Ill give y

11、ou a call,Once you show any fear, he will attack you,He made for the door directly he heard the knock,the moment, the minute ,the second,一,就,hardly / scarcely when, no sooner than,表示“一,就,We,had hardly,got into the country,when,it began,to rain,He had no sooner,arrived,than,she,started,complaining,each time, every time, the first time, by the time,