1、一 . 時(shí)間狀語(yǔ)從句,常見(jiàn)連詞 ：when，as，while，before，after，since，till (until)，as soon as，hardly-when，no sooner-than once 一旦 常見(jiàn)名詞短語(yǔ):the moment, the minute, each (every) time, next time, the last/first time, 副詞: directly, instantly, immediately 注意: 1when表示“當(dāng)-時(shí)候” “突然，這時(shí)” It was about four oclock when l finished writi

2、ng the report I was about to leave when someone was knocking at my door 2as強(qiáng)調(diào)“同一時(shí)間”“一先一后”，“隨著”。 As 1 was having breakfast，I heard the doorbell ring 注意as表“隨著”與with區(qū)別： As the day went on，the weather got even cold With the day going on，the weather got even cold 3while強(qiáng)調(diào)在做-的過(guò)程中，有時(shí)可表示并列對(duì)比，意思為“然而” While I

3、 was waiting for a bus，I read a novel While l admit that there are problems，I dont agree that they cannot be solved,4until，till“直到-” I stayed up until it was 3 am. Not until his mother called did he get up(不倒裝為He didnt get up until his mother called) It was not until his mother called that he got up

4、 (not until的強(qiáng)調(diào)結(jié)構(gòu)為it iswas not untilthat此時(shí)不倒裝),練習(xí): He didnt come back until it was dark,Not until it was dark did he come back,It was not until it was dark that he came back.,5before句型 It wont be long before sbdoes sth 不用多久某人就會(huì) It will be long before sbdoes 要過(guò)很久某人才會(huì) lt was long before sbdid sth 過(guò)很久某人

5、才做 It will be +一段時(shí)間+before sbdoes 某人要過(guò)多長(zhǎng)時(shí)間才做 It was+一段時(shí)間+before sbdid sth 某人過(guò)了多長(zhǎng)時(shí)間才做 It will be three years before he graduates He had applied the job three times before he was finally accepted 練習(xí):,(1)It was four years _ she graduated from the famous university Asince B，that Cwhen Dbefore (2)Mary ca

6、me to France in 1940 and it wasnt long_ she became a French citizen Awhile Bbefore Csince Dwhen (3)_two days later_ did we hear about his illness AIt was until；that BNot until； C It was not until；that DNot until；when,D,B,B,6. 表示“一-就”的連詞有：as soon as ，instantly，immediately，directly，presently , the mom

7、ent/minute/instant I will give you answer immediately Ive finished reading your report. The machine will start instantly/the moment you press the button. 7since“自從” 句型 It is/has been+一段時(shí)間+since sbdid sth 自從某人做某事已經(jīng)多久了 It is three years since l moved here我搬到這兒來(lái)已經(jīng)3年了。 8sbhad hardly done sthwhen sbdid s

8、th sbhad no sooner done sththan sbdid sth (剛-就-)注意部分倒裝形式 He had no sooner got to the lab than he set out to do the experiment 該句倒裝結(jié)構(gòu)為： No sooner had he got to the lab than he set out to do the experimentOR: Hardly had he got to the lab when he set out to do the experiment. 多數(shù)情況下都是主倒從不倒,9. 當(dāng)從句的主語(yǔ)與主句的

9、主語(yǔ)一致,謂語(yǔ)動(dòng)詞又是be動(dòng)詞時(shí),從句主語(yǔ)和be可以省略(常適用與時(shí)間,條件,讓步從句) When (you are)in trouble ,ask me for help. When (I am )sleeping , I can nerve hear anything. 練習(xí):,(1) _through the field，the wild flowers provide an interesting subject to study AWhile walking BHaving walked CAs one walks DWhen one has walked (2) While rea

10、ding the magazine，_ ， A，a colorful advertisement caught my eyes BMy attention was attracted by an advertisement C. I was attracted by a colorful advertisement DWhat attracted my eyes was a colorful advertisement (3)_,someone switched on the radio AHaving done my homework B. While I was doing my home

11、work C. During doing my homework DDoing my homework,C,C,B,二. 條件狀語(yǔ)從句,常見(jiàn)連詞：unless (if-not)，on condition that(在-條件下)，providingprovided that (以-為條件，假如)，supposingsuppose that(假如，如果，要是)，as (so) long as(只要)，in case(萬(wàn)一), as (so) far as就-而言 As long as you promise to keep it well, I will lend the book to you

12、SupposingSuppose that I dont agree to your plan，what will you do? In case my uncle comesshould come，please tell him to wait a moment The doctor would allow him to go home on condition that he remained in bed As far as I know, they live in the same neighbourhood.注意: Only if you practice English more

13、often, are you able to communicate with foreigners. (只要=if 主句要部分倒裝) If only few people had been killed in the Iraqi war.(但愿=wish 要用虛擬),三、原因狀語(yǔ)從句 常見(jiàn)連詞為：because since(既然，對(duì)方已知，無(wú)需說(shuō)明的原因)，as，seeing that(既然)， now that(既然)，considering that(考慮到)，in that(因?yàn)?，not that-but that-, for the reason that , because of

14、/owing to/due to/on account of the fact that- 1becauseassincefor because: 語(yǔ)氣最強(qiáng),有必然的因果關(guān)系,從句常位于句末.可以回答why . 有強(qiáng)調(diào)句型 “it is because-that-; It was because he missed the train to London yesterday that you couldnt have met him there. since 比as 正式,表間接的,已知的原因,自然的結(jié)果,從句常位于句首.不能回答why且無(wú)強(qiáng)調(diào)句型 seeing that-=now that=

15、since Since/as the weather is so bad, we have to delay our journey. for 并列連詞,常位于句末, 對(duì)前一句的推測(cè),猜測(cè)(分句中常有must be , must have done) It must have rained last night, for the ground is wet now. because/since/as 不能與so 連用, 但可以與副詞hence, consequently, therefore連用 2considering that(考慮到) Considering that he has be

16、en here only for half a year，he does well in his job 3In that因?yàn)?Human beings are superior to animals in that they can use languages as tools to communicate,四、地點(diǎn)狀語(yǔ)從句 常見(jiàn)連詞：where，wherever，anywhere，everywhere 注意where, wherever引導(dǎo)的地點(diǎn)狀語(yǔ)從句和定語(yǔ)從句之間的轉(zhuǎn)換 The young generations are willing to go wherever they are

17、needed after graduation 轉(zhuǎn)換為 The young generations are willing to go to any place where they are needed after graduation該結(jié)構(gòu)中的where為定語(yǔ)從句的關(guān)系副詞 又如 I will go where I am needed most(轉(zhuǎn)換為to the place where) 五、讓步狀語(yǔ)從句 常見(jiàn)連詞：although，though，as，even if (though)，whether-or(無(wú)論是-還是-)， whatever，whenever，wherever，who

18、ever，however(無(wú)論多么)= no matter how/what/who/where等 1. 請(qǐng)思考: _many times，but he still couldnt know how to use the computer AHaving been told BThough he had been CHe was told D. Having told,C,although，though與yet, still連用，不能和but用,2. 請(qǐng)思考: _, I have never seen anyone who is as capable as John AAs long as I

19、 have traveled BAs I have traveled so much CNow that I have traveled so much DMuch as I have traveled 3. whatever，however用法區(qū)別， whatever修飾名詞，however修飾形容詞/副詞，均無(wú)需倒裝 However much the watch costs, it will be worth it However worried he was about his son, he continued his work until daybreak Whatever job

20、you do，you must be responsible for it， whatever 4. whether you believe it or not, it is true.,D,adj.v.nadv+asthough+主語(yǔ)+謂語(yǔ) Child as/though he is，he is very eager for success Tired as he is, he goes on with his work. 但although 無(wú)倒裝結(jié)構(gòu),六、目的狀語(yǔ)從句 常見(jiàn)連詞：so that，that，in order that, lest/in case/for fear that-

21、(以免，以防) I didnt mention the liars name lestfor fear that /in case he (should) be scolded(從句常用虛擬結(jié)構(gòu)should do) Youd better leave the key at home in case one of us should think of/thinks of coming back. 七、結(jié)果狀語(yǔ)從句 常見(jiàn)連詞：so that，so-that-, such-that-，that-, 注意: 1. so-that-, such-that-區(qū)別： such a clever boy th

22、at-= so clever a boy that- such fine weather that- so little/few/much/many +n. that- I wonder why such little birds eat so many insects They are such hard-working students that they have already made so much progress since they came .,2. so/such-that-改為部分倒裝 The mark was so small that I could hardly see it. = So small was the mark that I could hardly see it. 練習(xí):,The workers finished their work so quickly that they were given a bonus.,So quickly did the workers finish their work that they were give