時間狀語從句PPT課件09295

1、 Adverbial ClausesThe Importance of Adverbial Clauses 狀語從句是對口高考的必考考點。中等職業(yè)學校對口升學考試大綱要求學生掌握全部的狀語從句。引導時間狀語從句的引導詞 When, while, as , before,after, since, till, until, no sooner.than, hardly.when the moment, as soon as, every time,each time, the first time When 多數跟多數跟短暫性動詞短暫性動詞，有時也跟，有時也跟延續(xù)性動詞延續(xù)性動詞，主句動詞和從，

2、主句動詞和從句動詞幾乎是句動詞幾乎是同時發(fā)生同時發(fā)生。當。當.的時候的時候Eg: when I opened the window，I saw him come up. When the teacher came in,the light went out. 正在或正要做某事的時候，突然發(fā)生另外一個動作正在或正要做某事的時候，突然發(fā)生另外一個動作. 句式句式:be doing 或或be about to do when+didEg:I was walking along the street when I met him. I was about to fall asleep when my

3、sister came in.翻譯：我正要出門，天下起雨來了。翻譯：我正要出門，天下起雨來了。I was about to go out when it began to rain.1)They were walking down the street _ they saw an accident. 2) I was about to go out _ my mother called me.3) A: Do you know when he _ (come)? B: When he _(come), I will tell you. While 只能跟延續(xù)性動詞，不可跟短暫性動詞。只能跟延續(xù)

4、性動詞，不可跟短暫性動詞。 在在.期間期間 (從句用過去進行，主句用一般過去式從句用過去進行，主句用一般過去式) Eg:While we were talking, he came in. 爺爺在看電視期間，睡著了。爺爺在看電視期間，睡著了。 Grandpa fell asleep while he was watching TV. 對比，然而對比，然而 China is a developing country while America is a developed one. 兩個動作同時進行，主從都用進行時。兩個動作同時進行，主從都用進行時。 My father was watching

5、 TV while my mother was cooking. As 一邊一邊一邊一邊（主語為一個人）（主語為一個人）,隨著隨著 She was doing her homework as she was listening to the music. As she grew older, she became more beautiful.隨時間流逝，我們都會變老。隨時間流逝，我們都會變老。As time goes by, all of us will become old. Fill in the blanks with “when, while, as” 1_ you meet a w

6、ord you dont know, consult the dictionary. 2.The students took notes _ they listened. 3._ the wind rose ,the noise increased. 4.She called _ I was out. 5.We must strike _ the iron is hot. 6._you have finished your work, you may have a rest. 7. I was just reading a book _ she came into my room. whena

7、sAswhilewhileWhenwhen Before還未來的及做某事，就還未來的及做某事，就He left the room before I could stop him. It will be long before (要過很久才要過很久才.)It will be long before we graduate from shool. It wont be long before .(過不了多久就過不了多久就.)It wont be long before we take another exam.1、A:Why didnt you tell him about the meeting

8、? B: He rushed out of the room _ I could say a word. A before B until C when D after2、I think you should end it _ it is too late, or you will be sorry for it. A before B so that C because D after3、It wasnt long _ the rain stopped and the moon came out again. A when B until C before D since 4、The tea

9、cher had left _ I had time to ask him this question.(12年高考) A after B until C since D before Since用法 常用句型：常用句型：It has been (is) + 時間段時間段 + since從句從句+did/時時間點間點/時間段時間段+ago “自從自從有多長時間了有多長時間了 ” 畢業(yè)已經有六年時間了。 It has been (is) six years since she graduated from the university. 改錯：He moved to Paris in 1999

10、. He lived there ever since.He moved to Paris in 1999.He has lived there ever since.till until 的用法 一般可互換，但強調句中多用一般可互換，但強調句中多用until. 句型句型: not+短暫性動詞短暫性動詞+until /till 延續(xù)性動詞延續(xù)性動詞+until /till+從句從句/時間點時間點比較以下兩個句子：比較以下兩個句子：I didnt work until he came back.I worked until he came back.Eg: I will _ for you un

11、til you come back.A wait B not wait hardly / scarcely when, no sooner than 表示表示“剛剛一一就就” 注意：注意： 在這個固定用法中，考點有三個：在這個固定用法中，考點有三個： 1、時態(tài)（主句用過去完成，從句用一般過去式）、時態(tài)（主句用過去完成，從句用一般過去式） 2、固定搭配、固定搭配 3、倒裝問題、倒裝問題We had hardly finished our work when it began to rain. No sooner she had got to school when she started complaining. each time, every time, by the time the first time=when. for the first time, Each time he came to my city, he would call on me.The first time I came to Shanghai, I loved it very much.By the time the doctor arrived ,the man had come to.the moment, the minute , as so