1、模块语法小专题语法精讲状语从句( )1原因状语从句在句中作原因状语的从句称为原因状语从句。原因状语从句可置于句首，也可置于句尾。引导原因状语从句的连词主要有 because，since，for，as 等。(1)because 的语气最强。常用于回答 why 引导的疑问句。所引导的从句常置于主句之后，一般不与 so 同时使用。如：I didnt tell them because they are too young.我没有告诉他们，因为他们年龄太小了。来源:学优高考网 gkstk(2)as 语气最弱，较口语化，所表达的原因比较明显，或是已知的事实，故不需要强调。as 从句多置于主句之前。如：A
2、s he was in a hurry，he left his bag home.由于太匆忙了，他把包落在家里了。(3)since 的语气也较弱，常表示对方已知的事实，意为“既然” 。如：Since she cant answer this question，its better to ask someone else.既然她不能回答这个问题，那最好去问其他人吧。2目的状语从句在句中作目的状语的从句称为目的状语从句。引导目的状语从句的连词主要有 so that。so that 从句要放在主句后，从句中一般要用情态动词。注意so that 引导的复合句可以转化成 in order to 引导的简
3、单句。如：Bob used the computer so that he could save time. Bob used the computer in order to save time.鲍勃使用电脑是为了节省时间。来源:学优高考网 gkstk3结果状语从句在句中作结果状语的从句称为结果状语从句。本模块学到的结果状语从句主要由 so 连接。如：I like this book very much，so Im going to buy one.我非常喜欢这本书因此我准备去买一本。语法精练.用适当的连词(短语)填空。1We have a day off today so I can pl
4、ay computer games with my friends.来源:学优高考网2Mrs Smith bought a digital camera online so_that she would save a lot of time.3A let of beautiful fish died because the water was polluted.4She worked hard so_that everything would be ready by six oclock.5The little boy saved every coin so_that he could buy
5、 his mother a present on Mothers Day.来源:学优高考网 gkstk6The art teacher didnt have the meeting because he was very busy today.7Its very cold outside so youd better must put on your coat.8Henry has studied very hard since he came to our school.9Why arent you coming with us to the concert?来源:gkstk.ComBeca
6、use I have got a bad headache.10. Since everyone is here，lets begin now.单项选择。(B)11.One important aim of our school is to prepare us for the future _ we can face all the challenges with confidence.Aso far B so thatCeven if Dif only(A)12.I hate traveling by air _ I have to wait for hours before the pl
7、ane takes off.Abecause BthoughCuntil Dunless(D)13.They develop their skills _ they can do things better and better.Ahowever BbecauseCsince Dso that(C)14.He dressed _ quickly _ he put his shoes on the wrong feet.Aso；as Bsuch；thatCso；that Das；as(C)15.My bike was broken, _ I had to walk to school this
8、morning.Abut BifCso Dthough.根据汉语意思完成句子，每空一词。16这个女孩匆匆地离开了宾馆，因为她 10 点前必须到达飞机场。The girl left the hotel in a hurry because she had to get to the airport before 10：00.17奶奶感觉不舒服，因此她早睡了。Granny didnt feel well, so she went to bed early.18汤姆很快乐，因为妈妈给他买了一个新收音机。Tom was very happy because Mum bought him a new radio.19我们很早起床以便能赶上第一班车。We got up very early so that we could catch the first bus.20我们必须走了，因为电影 7 点钟开始。We have to go, for/because the movie will begin at 7 oclock.
