1、 Adverbial ClausesThe 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。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,each time, the first time When 多数跟多数跟短暂性动词短暂性动词，有时也跟，有时也跟延续性动词延续性动词，主句动词和从，
2、主句动词和从句动词几乎是句动词几乎是同时发生同时发生。当。当.的时候的时候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正在或正要做某事的时候，突然发生另外一个动作. 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.翻译：我正要出门，天下起雨来了。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. While 只能跟延续性动词，不可跟短暂性动词。只能跟延续性
4、动词，不可跟短暂性动词。 在在.期间期间 (从句用过去进行，主句用一般过去式从句用过去进行，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。爷爷在看电视期间，睡着了。 Grandpa fell asleep while he was watching TV. 对比，然而对比，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。两个动作同时进行，主从都用进行时。 My father was watching
5、TV while my mother was cooking. As 一边一边一边一边（主语为一个人）（主语为一个人）,随着随着 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。随时间流逝，我们都会变老。As time goes by, all of us will become old. Fill in the blanks with “when, while, as” 1_ you meet a wo
6、rd 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. whenas
7、AswhilewhileWhenwhen Before还未来的及做某事，就还未来的及做某事，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?
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 teac
9、her 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) + 时间段时间段 + since从句从句+did/时时间点间点/时间段时间段+ago “自从自从有多长时间了有多长时间了 ” 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 .
10、 He lived there ever since.He moved to Paris in 1999.He has lived there ever since.till until 的用法 一般可互换，但强调句中多用一般可互换，但强调句中多用until. 句型句型: not+短暂性动词短暂性动词+until /till 延续性动词延续性动词+until /till+从句从句/时间点时间点比较以下两个句子：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 unt
11、il you come back.A wait B not wait hardly / scarcely when, no sooner than 表示表示“刚刚一一就就” 注意：注意： 在这个固定用法中，考点有三个：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）、时态（主句用过去完成，从句用一般过去式） 2、固定搭配、固定搭配 3、倒装问题、倒装问题We had hardly finished our work when it began to rain. No sooner she had got to school when she started comp
12、laining. 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 soon as 一一就就I will give him the present the moment I see him改错：改错： I will call you the moment when I reach there.Summery 1、时间状语从句要注意连词的使用； 2、要注意时态问题，尤其时间状语从句中用一般现在代替将来时的用法。Back to school课后作业
