中考英语专题复习--状语从句课件（共68张ppt）

课件68张PPT。状 语 从 句讲 练 什么是状语？什么是从句？表示时间、地点、原因、目的… We sleep at night at home.必须符合“从句的三个必须” 必须是句子；必须有连接词；必须是陈述句 请参考本网站“简单句结构--主谓宾”、 “从句基础篇—从句的三个必须”视频定义状语从句 状语从句同副词，介词词组等作状语一样，用于修饰谓语，说明谓语动作的时间，地点，方式，手段，条件，程度，比较，原因，目的，结果等 I get up at 6:00 It is dark I get up when it is dark用作状语的从句叫做状语从句。引导状语从句的关联词是一些从属连词。 例： When you cross the road, you must be careful. 当你过马路时要小心。（when是从属连词） I was late because I missed the bus. 我迟到了，因为我误了公共汽车。 （ because是从属连词）. If she asks me, I’ll tell her. 她如果问我，我就告诉她。（if是从属连词） You look as if you need a rest. 你像是需要休息似的。（as if是从属连词）.状语从句状语从句的种类 1、时间状语从句 when, while, as soon as, since, until, before, after 2、条件状语从句 if 3、结果状语从句 so…that 4、比较状语从句 than 5、原因状语从句 because 6、让步状语从句 although, though 7、地点状语从句 where前引：根据主从句的三种时间关系，分为主 从句同时发生、主从句都没有发生、主从句一前一后发生三类句型， 每种句型分别对应独特的句式三类时间1、主从句同时发生2、主从句都没有发生3、主从句一前一后发生What were you doing when the UFO arrived?What are you doing when the UFO arrives?I would leave if he came.I will leave if he comes.The train had been away when I arrived.过去配过去过去配过去现在配现在现在配现在前引：根据主从句的三种时间关系，分为主 从句同时发生、主从句都没有发生、主从句一前一后发生三类句型， 每种句型分别对应独特的句式三类时间1、主从句同时发生2、主从句都没有发生3、主从句一前一后发生过去类：….过去进行 when 一般过去现在类：…现在进行… when 一般现在过去类：过去将来 when 一般过去现在类：一般将来when 一般现在过去完成 when 一般过去当我在开车时，她在玩滑板车。 While I was driving, she was playing the scooter.时间状语 从句(1)时间状语从句常用when, as, while, before, after, since, till, until, as soon as等连词来引导。例如： It was raining hard when got to school yesterday. While he was doing his homework, the telephone rang. As he walked along the lake, he sang happily. He had learned a little Chinese before he came to China. After he finished middle school, he went to work in a factory. (2)在时间状语从句里，主句为将来时，从句用一般现在时 I’ll ring you up as soon as I get to New York. I will tell him everything when he comes back. He won’t believe it until he sees it with his own eyes. （3）若就时间状语从句提问，应用when 来提问。如： While we were sweeping the floor, the bell rang. (就划线部分提问 while /when辨析 when/while+doing When/while reading,he fell asleep. when+终止性、延续性动词 while+延续性动词 When the teacher came in,I was sleeping. =While /When I was sleeping, the teacher came in. when (就在这时) I was sleeping, when someone knocked at the door.①when表示点时间时，从句中用短暂性动词；表示段时间时，用持续性动词。 When I got home, my family were already having dinner. 我到家的时候，全家已在吃晚 ... ...