人教版初三英语-14 三大从句（模块3：状语从句）学生版+教师版

中小学教育资源及组卷应用平台 1.理解三大从句（宾语从句、状语从句、定语从句）的定义； 2.掌握三大从句的用法并能够运用到实际做题中。 3.掌握语法填空连词的解题方法 一、定义和构成 状语从句：用来修饰主句中的动词，副词和形容词的从句。可分为时间状语从句，地点状语从句，条件状语从句， 原因状语从句，结果状语从句，比较状语从句，目的状语从句，让步状语从句。 连词 状语从句的分类 连 词 时间状语从句 when, whenever, while, as, before, after, since, till, once（一旦） 地点状语从句 where, wherever 原因状语从句 because, since, as, for, now that（既然，由于） 　目的状语从句 in order that, so that 结果状语从句 so…that, so that, such…that 条件状语从句 if, unless, as(so)long as 让步状语从句 though, although, even if, even though, however, whatever 比较状语从句 as…as, so…as, than 方式状语从句 as, as if, as though 　　　 　　　　 三、状语从句的分类 1. 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连词来引导。 It was raining hard when got to school yesterday. While he was doing his homework, the telephone rang. (2)在时间状语从句里，通常用现在时态表示将来的动作或状态。 I’ll ring you up as soon as I get to New York. 2. 条件状语从句 (1)条件状语从句通常由if, unless引导。 What shall we do if it snows tomorrow (2)在条件状语从句里，谓语动词通常用现在时态表示将来的动作或状态。 I’ll help you with your English if I am free tomorrow. 3. 原因状语从句 (1)原因状语从句通常由because, since, as引导。 He didn’t come to school because he was ill. (2)As和since语气较弱，一般用来表示明显的原因。 As he has no car, he can’t get there easily. Since we have no money, we can’t buy it. (3)because和so不能同用在一个句子里。 4. 结果状语从句 (1)结果状语从句由so…that, such…that, so that引导。 He is so poor that he can’t buy a bike for his son. (2)so…that语such...that可以互换。 结构是: “...so + 形容词（副词）+ that + 从句”。 The hall is so big that it can hold 2,000 people. 在由such…that引导的结果状语从句中，“such+名词短语+that+从句” It was such a hot day that nobody wanted to do anything. (3)如果名词前由many, much, little, few等词修饰时，只能用so, 不用such。 Soon there were so many deer that they ate up all the wild roses. 5. 比较状语从句 比较状语从句通常由as…as, 比较级 + than…等连词引导。 Tom runs faster than John does. 6. 目的状语从句 (1)目的状语从句通常由 so that, in order that（为了，以便）引导。 We started early so that we could catch the first train. 7. 让步状语从句 (1)让步状语从句通常由although, though(尽管，虽然）等引导，句子中不能再用but。 Though he is young, he knows a lot. 8. 地点状语从句 地点状语从句常常由where来引导。例如：Where there is a will, there is a way. 1. A_____ he’s old, he can still carry this heavy bag. 2. --Do you know if he _____ to play basket ball with us --I think he will come if he _____ free tomorrow. A. comes; is B. comes; will be C. will come; is D. will come; will be 3. In the zoo if a child ____ into the water and can’t swim, the dolphins may come up _____ him. A. will fall; to help B. falls; to help C. ... ...