2023年中考英语二轮复习课件 状语从句

状语从句 初中英语 定义 1. 什么是状语？ 修饰实义动词，形容词，副词，整个句子成分。 I fought with my classmate yesterday afternoon in the classroom because she broke my phone. 时间 地点 原因 2. 什么是状语从句？ 由一个句子充当状语成分。 句式： 主句+连接词+从句 连接词 + 从句，主句   连接词的使用是重点 九大 状语从句 时间 地点 原因 结果 条件 目的 让步 方式 比较 KEY WORD KEY WORD KEY WORD KEY WORD KEY WORD 时间状语从句 1.连接词 when 当......时 while 正当…时 before 在......之前 after 在......之后 Since 自从......以来 as soon as 一......就...... until 直到......为止 第一组：when，while when 当......时。 引导的从句可以用延续性动词，也可以用短暂性动词。 When Dad was drinking Coke, Mom went to bed. Dad was drinking Coke when Mom went to bed. while 正当…时;正在……时。 引导的从句中，谓语动词必是延续性动词，且常用进行时。 While Dad was drinking Coke, Mom went to bed. While Dad was drinking Coke, I was doing my homework. 特殊用法： 当主句和从句都是进行时，要用while，强调两个动作同时进行。 能用when的情况，都可以用while来替换。 能用while的情况，不一定能用when来替换。 when 和 while 是可以替换使用的。 before 在......之前。 表示主句的动作发生在从句的动作之前。 I had to finish the picture before my mother came in. after在…之后。 表示主句的动作发生在从句的动作之后。 He became an English teacher after he left school. 第二组：before，after since 自......以来。 主句用现在完成时，从句用一般过去时。 I have studied in this school since 2019. two years ago. I was in Grade 7. as soon as 一......就。 从句常用一般现在时，主句用一般将来时。 I will call you as soon as I arrive home. until 直到......。 常用在“not...until...”结构中，表示“直到......才......” She lived with her parents until last year. She didn't live with her parents until last year. 她和父母住在一起直到去年。 直到去年她才和父母住到一起。 1. In China and some other countries, it is impolite to speak loudly_____you are having a meal. A. before B. after C. when D. although 2. I was surfing the Internet _____my brother was doing his homework. A. after B. before C. while D. when 3. Bob, dinner is ready. Please wash your hands_____ you eat. A. until B. after C. while  D. before 4. I had