(完整版)時間狀語從句(全面掌握)

1、狀語從句思考：什么是從句？I don ' t know the girl in red.I don ' t know the girl who is playing under the tree.從句要素： 至少要有兩個句子 要有引導詞一、 什么是狀語從句狀語的功用：狀語說明地點、時間、原因、目的、結果、條件、方向、程 度、方式和伴隨狀況等。狀語一般由副詞、介詞短語、分詞和分詞短語、不定式或相當于副詞的詞或 短語來擔當。其位置一般放在句末，但也可放在句首或句中。I didn ' t realize how special my mother was until I be

2、came an adult.You should have put the book where you found it.I didn ' t go because I was afraid.二、狀語從句的分類1. 時間狀語從句 2. 地點狀語從句 3. 原因狀語從句 4. 條件狀語從句 5. 目的狀 語從句6. 讓步狀語從句 7.比較狀語從句 8. 方式狀語從句 9.結果狀語從句 10.伴隨狀 語從句 常見考點：考點一、主句與從句的時態(tài)呼應問題；考點二、連接詞的選擇?？键c三、狀語從句與非謂語動詞之間的替換；考點四、根據從句與主句的邏輯關系選用從屬連詞；3、時間狀語從句詳解1. 引導

3、詞（1）基本類： before ,after ,when ,while ,as ,since ,till ,until ,once ,as soon as.（2）名詞類：（由名詞詞組充當引導詞）the moment ,the minute ,the second ,the instant ,(一就)every time ,each time ,the first time ,the last time（3）副詞類：（由副詞充當引導詞）immediately ,directly ,instantly (就)4）句型類：no sooner than ,hardly/scarcely when（一就

4、）2. 引導詞具體講解：當時候： It was six o 'clock when I got home.Sb was doing sth when 1）when 這時 Sb was about to do sth/was on the point of doing sth when Sb had just done sth when 既然: It was foolish of you to take a taxi when you could walk there in five minutes.既然你能 5 分鐘就走到那兒，再搭出租車真是太傻了。當時候 （引導持續(xù)性動作 ）: He

5、 fell asleep while he was reading a book.2）while然而（用于句中 ） : He likes pop music while I am fond offolk music.雖然, 盡管（用于句首 ） While volleyball is her main focus, she's alsogreat at basketball.當時候 ; 隨著 He smiled politely as Mary apologized for her drunken friends.3) as 因為 You can't continue with

6、the training as you haven't recovered from the injury.盡管 Hot as/though the night airwas, we slept deeply becausewe were so tiredafter the long journey.正如, 正像 The air quality in the city, as is shown in the report, has improved in the last two months.肯定句 : 主句的謂語動詞必須是延續(xù)性動詞。 He worked until late in

7、to the night.4) till, until 否定句：主句的謂語動詞是非延續(xù)性動詞。not until 的倒裝句式和強調句式He didn 't consider having a holiday until he retired from teaching three years ago.倒裝句式： Not until he retired from teaching three years ago did he consider having a holiday.強調句式： It was not until he retired from teaching three y

8、ears ago that he considered having a holiday.5）before 在之前 , . 才 We had sailed four days before we saw land.還沒來得及Before I could get in a word, he had measured me.It was + 時間段 +before sb did sth（ 才）It will be+ 時間段 +before sb does sth （才）It was two weeks before we met again.兩周之后我們才見面。It will be two wee

9、ks before we meet again. 我們再過兩個周才能見面。6）since 自從 She h as been working in this factory since she left school.既然 Since Babara is no longer my wife, I'm no longerresponsible for her debts. 既然芭芭拉不再是我的妻子，我也不用再負責她的 債務了。 It is/ has been +段時間 + since sb did sth （自從以來多長時間）7）關于一就的表達方式： as soon as, immedia

10、tely, directly, instantly, the moment, the minute, the instant, no soonerthan ,hardly/scarcely when, once 一就Hardly had I got home when it began to rain.我剛一到家就開始下雨。No sooner had I got home than it began to rain.8）每次；每當 ; 下次等表達方式： every time, each time, next time,the last time, any time, all the time等

11、名詞短語用來引導時間狀語從句。Every time I was in trouble, he would come to help me out.9）幾個極易混淆的時間狀語從句：1）It was + 時間點+when（當 .的時候時間是 .）It was 5 am when we arrived at the village.2）It was/will be+ 時間段 +before （ 沒過就過了才 ）It was/will be two weeks before we met/meet again.3）It is /has been +時間段+since （自從以來有）It is/has

12、been 3 years since we last met.突破點：一看 be 動詞的時態(tài)，二看時間段還是時間點。3. 時間狀語從句和強調句的區(qū)別強調句的句型是： It is （was）被強調部分 + that （who） + 句子其他部分It was seven o'clock when we reached the station. （狀語從句）=It was "at" seven o'clock "that" we reached the station.（強調句，定語從句）強調句和時間狀語從句的區(qū)別是：時間狀語從句可以去掉，不影

13、響句子的完 整性。而強調句 that/who 引導的句子是不能去掉的，否則句子就不完整了，單獨 的“ It was at seven o'clock ”是錯誤的。（ 四 ）It is（was）+ 時間點 +that 的強調句型 強調句僅是形似，與“ when”句 型的比較很明顯：1. 強調句時間點部分通常帶有介詞或后面有副詞；2. 去掉 it is（was） that 之后，句子整合成一個完整的句子。Eg:It was in the morning that I was robbed in the street.（刪除后還原： I was robbed in the street in the mor