时间状语从句PPT课件54256

1、Adverbial Clauses,The Importance of Adverbial Clauses,状语从句是对口高考的必考考点。中等职业学校对口升学考试大纲要求学生掌握全部的状语从句。,条件状语,原因状语,目的状语,地点状语,比较状语,结果状语,时间状语,让步状语,方式状语,Adverbial clauses of time,引导时间状语从句的引导词,When, while, as , before,after, since, till, until, no sooner.than, hardly.when the moment, as soon as, every time,eac

2、h time, the first time,When 多数跟短暂性动词，有时也跟延续性动词，主句动词和从句动词几乎是同时发生。当.的时候 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时候，突然发生另外一个动作. 句式:be doing 或be about to do when+did Eg:I was walking along the street when I met him. I was about to fall asleep

3、 when my sister came in. 翻译：我正要出门，天下起雨来了。 I was about to go out when it began to rain.,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.,改错： When I came in, he is sleeping

4、 inside.(12年高考),While 只能跟延续性动词，不可跟短暂性动词。 在.期间 (从句用过去进行，主句用一般过去式) Eg:While we were talking, he came in. 爷爷在看电视期间，睡着了。 Grandpa fell asleep while he was watching TV. 对比，然而 China is a developing country while America is a developed one. 两个动作同时进行，主从都用进行时。 My father was watching TV while my mother was coo

5、king.,As 一边一边（主语为一个人）,随着 She was doing her homework as she was listening to the music. As she grew older, she became more beautiful.,随时间流逝，我们都会变老。,As time goes by, all of us will become old.,With time going by,all of us will become old.,Fill in the blanks with “when, while, as” 1_ you meet a word yo

6、u 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.,when,as,As,

7、while,while,When,when,Before,还未来的及做某事，就,He left the room before I could stop him., It will be long before (要过很久才.),It will be long before we graduate from shool.,It wont be long before .(过不了多久就.),It wont be long before we take another exam.,1、A:Why didnt you tell him about the meeting? B: He rushed

8、out of the room _ I could say a word. A before B until C when D after 2、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 after 3、It wasnt long _ the rain stopped and the moon came out again. A when B until C before D since 4、The teacher had left

9、 _ 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：It has been (is) + 时间段 + since从句+did/时间点/时间段+ago “自从有多长时间了 ” 毕业已经有六年时间了。 It has been (is) six years since she graduated from the university.,改错：He moved to Paris in 1999 . He lived there ever since.,He moved

10、 to Paris in 1999.He has lived there ever since.,till until 的用法,一般可互换，但强调句中多用until. 句型: not+短暂性动词+until /till 延续性动词+until /till+从句/时间点,比较以下两个句子： I didnt work until he came back. I worked until he came back.,Eg: I will _ for you until you come back. A wait B not wait,hardly / scarcely when, no sooner

11、 than 表示“刚一就” 注意： 在这个固定用法中，考点有三个： 1、时态（主句用过去完成，从句用一般过去式） 2、固定搭配 3、倒装问题,We had hardly finished our work when it began to rain.,我们刚完成工作，就下雨了,No sooner she had got to school when she started complaining.,No sooner_ it than she knew she had made a mistake.（14年高考题） A she had said B she has C has she said

12、 D had she said,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.,This is the first time_ Ive come to Beijing.,the moment, the minute , as soon as