状语从句(完整版)选编.ppt

句子结构的完整;句子的分类;五种基本的简单句;3. 主语+系动词+表语 4. 主语+及物动词+间接宾语+直接宾语 5. 主语+及物动词+宾语+宾语补足语 ;并列句;2. 用 “ ; ” 3. 用 “ ; + adv ” ;复合句;判断下面句子属于哪种复合句;状语从句;状语时用来修饰 词， 词， 词或 的一种句子成分。它可以表示时间、地点、 原因、目的、结果、条件、让步、比较、方式等。 当充当状语的部分是一个句子时，也就是状语从 句。分类如下：;状语从句;状语从句;1.时间状语从句; as引导的时间状语从句, 可以表达“正当……”， “一 边……一边……”，“随着……”等意思。;while:持续性动词 ／进行时;While I was walking down the street, I came across an old friend. ( while=_______) While I really don’t like art, I find his work impressive. ( while =_________ ) While there is life there is hope. (while = __________ ) He likes pop music, while I am fond of folk music. ;when: 持续性／非持续性动词都可;＊尽管／虽然／鉴于／如果／届时／;Practice;2. before, since;经典句型： before 常用句型 It is/? was?/ will be …… before…… 过了多久才……肯定句 没过多久就……否定句?It wil be five years before we meet again.?五年以后我们才能再见。?It will be not long before you regret what you have done.?不用过多久你就会对你所作所为感到后悔的。?;since ‘‘自从…有多长时间了‘‘ 从句中用过去相关的时态 It is thirty years _____ I left my hometown. It was years since I ___________ (enjoy) myself so much.;3. till/until;4. as soon as引导的时间状语从句;1.?When every time I was in trouble, he would come to help me. 2.?? At next time you come, do remember bring your son here. 3.??For the first time I met the girl. I felt in love with her. 4.?You are welcome to come back at any time you want to. 5.?At the last time she saw James, he was lying in bed. 语法规则：;其他连词引导的时间状语从句;1. I was so familiar with him that I recognized his voice ______ I picked up the phone. A. while B. after C. in case D. the minute 2. How long do you think it will take _______ our product becomes popular with the consumers A. when B. until C. before D. since 3. ______ the day went on, the weather got worse. A. With B. since C. As D. While 4. He was halfway through his meal ____ a familiar voice came to his ears. A. why B. where C. when D. while;5. It is almost five years ___ we sa