初中状语从句全面解说练习题及答案1、 基本含义状语修饰动词、形容词、副词或整个句子一般由副词、介词短语、动词不定式、分词和从句等担当请用下划线划出下列句子中的状语，并阐明是什么在做状语：He speaks English very well. He is playing under the tree. I come specially to see you.The boy was praised for his bravery.When she was 12 years old, she began to live in Dalian.If I am not busy tomorrow, I will play football with you.什么是状语从句？用来修饰主句中的动词，副词和形容词的从句叫状语从句根据其含义状语从句可分为时间状语从句，地点状语从句，条件状语从句， 因素状语从句，成果状语从句，比较状语从句，目的状语从句，让步状语从句例句：I will call you as soon as I arrive in Beijing.If he comes back, please let me know.I know how to light a camp fire because I had done it before.2、用法归纳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等连词来引导。
例如：It was raining hard when we 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，一般不用将来时态，用目前时态表达将来的动作或状态例如：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)在带有till或until引导的时间状语从句的主从复合句里，如果主句用肯定式，其含义是“始终到……时”，谓语动词只能用延续性动词。
如果主句用否认式，其含义是“直到……才……”, “在……此前不……”, 谓语动词可用瞬间动词例如：The young man read till the light went out.Let’s wait until the rain stops.We won’t start until Bob comes.Don’t get off until the bus stops.[Practice]I didn’t know he came back ____ I met him in the street. ( 河北)A. since B. When C. until D. after请填入合适的引导词I haven’t heard from him _____ he went to America . We found the books two days ____ he had gone away .Do not leave the room _____ you have finished the test.2. 条件状语从句(1)条件状语从句一般由if, unless引导。
例如：What shall we do if it snows tomorrow?Don’t leave the building unless I tell you to.(2)在条件状语从句里，谓语动词一般用目前时态表达将来的动作或状态例如：I’ll help you with your English if am free tomorrow.He won’t be late unless he is ill.(3)“祈使句 + and (or)+ 陈述句” 在乎思上相称于一种带有条件状语从句的复合句例如：Hurry up, or you’ll be late.=If you don’t hurry up, you’ll be late.[Practice]1. If you ____ late tomorrow morning, you won’t catch the early bus. (福建厦门)A. get up B. don’t get up C. will get up 请完毕下面句子的翻译：如果明天有空,我会和你一起去喂狗._______________________如果明天她不来,我会替代她去的._________________________2、 3. 因素状语从句(1)因素状语从句一般由because, since, as引导。
例如：He didn’t come to school because he was ill.Since you can’t answer the question, I’ll ask someone else.(2)because表达直接因素，语调最强Because引导的因素状语从句多放在主句之后回答由why提出的问题，只能用becauseAs和since语调较弱，一般用来表达明显的因素由as和since引导的因素状语从居多放在句首例如：------Why aren’t going there? ----Because I don’t want to.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不能同用在一种句子里4. 成果状语从句(1)成果状语从句由so…that, such…that, so that引导例如：He is so poor that he can’t buy a bike for his son.She is such a good teacher that everybody likes her.(2)so…that语such...that可以互换。
例如：在由so...that引导的成果状语从句中，so是副词，与形容词连用其构造是: “...so + 形容词（副词）+ that + 从句”例如：He was so glad that he couldn’t say a word.The hall is so big that it can hold 2,000 people.Mother lives so far away that we hardly ever see her. 有时上述两种构造是可以互换的例如：It was such a wonderful film that all of us wanted to see it again.=The film was so wonderful that all of us wanted to see it again..(3)如果名词前由many, much, little, few等词修饰时，只能用so, 不用such例如：He has so little time that he can’t go to the cinema with you.[Practice]( ) 1. This exercise is _____ difficult ______ . ( 山东济南)A. so; that few of us can doB. so; that few of us can do it C. too; for anyone of us to do D. too; for anyone of us to do it2. This math problem is so easy that I can work it out. (改为简朴句) (广西柳州)This math problem is _____________________ to work out.5. 比较状语从句比较状语从句一般由as…as, 比较级 + than…等连词引导。
例如：Tom runs faster than John does.( )2. Don’t just believe the advertisement. That kind of camera is ____ it says. (河北)A. as good as B. not as good asC. as well as D. not as well as7. 让步状语从句(1)让步状语从句一般由although, though等连词引导例如：Though he is young, he knows a lot.(2)although(though)不能用在同一种句子中例如：8. 地点状语从句 地点状语从句常常由where来引导例如： Go where you like. Where there is a will, there is a way.[Practice]( )1.You should let your children play _________ you can see them.A. where B. when C. in which D. that( )2.The school was built _________ there had once been a church.A. where B. when C. in which D. that考验一下自己吧 1.I’ll let you know ____ he comes back. A. before B. because C. as soon as D. although2. We will work ____ we are needed. A. whenever B. because C. since D. wherever3 Read it aloud _____ the class can hear you. A. so that B. if C. when D. although4._____ you go, don't forget your people. 。