状语从句学习目标与要求： 理解状语从句的含义及时间状语从句；Learning procedures:请同学们认真阅读有关状语从句的知识点，并完成相应的内容。概念： 状语从句在复合句中作状语，修饰动词、形容词或副词等。状语从句可以表示时间、条件、原因、地点、目的、结果、让步、方式、比较等意义。 各类状语从句连接词（短语）一览表：时间状语从句when, while, as, as soon as, since, until, till, after, before条件状语从句if, unless原因状语从句as, because, since地点状语从句where目的状语从句so that, in order that结果状语从句sothat, suchthat让步状语从句though, although, even if/though, however方式状语从句as 比较状语从句than, (not)asas 考点一 时间状语从句在时间状语从句中，常见的引导词有_、_、_、_、_、_、_、_、_等。考点1 在一些状语从句中，（比如由when，as soon as等引导的状语从句），如果主句的谓动是表示将来的动作，从句通常使用一般现在时表将来，即“主将从现”。when引导宾语从句时，翻译为“什么时候”，根据实际情况定时态。【中考链接】( ) 1、Ill tell him to give you a call _ he comes back. A. because B. since C. as soon as D. but( ) 2、I wont turn off the light _ youve finished reading. A. when B. after C. as soon as D. until( ) 3. Dont forget to wash your hands you have meals. A. until B. before C. when D. while考点2 以when引导的时间状语从句中，从句中谓动既可用延续性动词，也可用终止性动词。while引导的时间状语从句中，从句中谓动用延续性动词(或表状态), 从句与主句动作同时发生。【中考链接】 ( )1. -Where was your brother at this time last night?-He was writing an e-mail I was watching TV at home.A.as soon as B. after C. until D. while( ) 2、-Could you tell me _? -Certainly. In half an hour. A. when will the high speed train arrive B. when the high speed train will arrive C. when would the high speed train arrive D. when the high speed train would arrive考点3 until/till “直到为止”，放在主句后两者可互换；放在主句前，只能用until。另，until的常用搭配为: not until “直到才”。【中考链接】（ ）1. -Hurry up. The bus is coming. -Wait a moment. Dont cross the street the traffic lights are green.Aafter B. until C. while D since考点4 since“自从”,主句常用现在完成时，从句常用一般过去时；since 还可用于：“It has been/is +时间段+since 从句”结构中。【中考链接】( ) 1. All the students have learned a lot they came to this school. A. when B. as soon as C. since D. while( ) 2. It two years I bought the computer. A. is, when B. is , since C. has been, since D. B and C考点二 条件状语从句条件状语从句，常见的引导词有_、_。考点1 在条件状语从句中，也遵循“主将从现”原则，即如果主句的谓动是表示将来的动作，从句通常使用一般现在时表将来。【中考链接】( ) If the small trees _, they will grow up quickly.A. take good care B. take good care of C. are taken good care D. are taken good care of 考点2 unless“除非，如果不”= _. e.g.: You cant pass the exam unless you work hard. = You cant pass the exam .考点3 if引导条件状语从句时，if引导宾语从句时，翻译为“是否”，根据实际情况定时态。e.g.: I dont know if it _(rain) tomorrow, if it rains I _( not go fishing).