状语从句课件(精讲).ppt
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1、 状语从句状语从句制作者:倪鹏 吴伟坚演讲者:吴年丽组员:秦翌翔 魏琴 刘雪莹1 1、时间状语从句、时间状语从句 常用引导词:when,as,while,as soon as,while,before,after,since,till,until特殊引导词:the minute,the moment,the second,every time,the day,the instant,immediately,directly,no sooner than,hardly when,scarcely when例句 I didnt realize how special my mother was u
2、ntil I became an adult.While John was watching TV,his wife was cooking.The children ran away from the orchard(果园)the moment they saw the guard.No sooner had I arrived home than it began to rain.Every time I listen to your advice,I get into trouble.Back to Back to schoolschool连接词类别作 用例 句asas 表示“当的时候”
3、,往往和 when/while 通用,但它着重强调主句与从句的动作或事情同时或几乎同时发生。1.She came up as I was cooking.(同时)2.The runners started as the gun went off.(几乎同时)when既可以表示在某一点的时候,又可表示在某一段时间内。when可以和延续性动词连用,也可以和短暂性动词连用;而while和as只能和延续性动词连用;when从句的谓语动词可以在主句谓语动作之前、之后或同时发生;while和as从句的谓语动作必须是和主句谓语动作同时发生。1.When we were at school,we went t
4、o the library every day.(在一段时间内)2.Sorry,I was out when you called me(call为短暂性动词)对不起,你打电话时我刚好外出了。3.When I got to the airport,the guests had left(got to后发生)当我赶到飞机场时,客人们已经离开了。whilewhile 意思是“当的时候”或“在某一段时间里”。从句动作和主句动作同时发生,且从句动作为延续性动词时,when,while,as都可使用。主句中的动作或事情是在从句中的动作或事情的进展过程中发生,从句中的动词一般要用延续性动词。1.When
5、While As we were dancing,a stranger came in(dance为延续性动词)。2.Please dont talk so loud while others are working.延续性动词表达的动作能够延续,如:延续性动词表达的动作能够延续,如:keepkeep保存,维持;保存,维持;walkwalk走路;走路;read read 阅阅读等;非延续性动词也称瞬间动词,所表达的动作不能够延续。如:读等;非延续性动词也称瞬间动词,所表达的动作不能够延续。如:hearhear听听到;到;return return 归还;归还;seesee看见。看见。1.(11
6、浙江4)One Friday,we were packing to leave for a weekend away _ my daughter heard cries for help.A.after B.while C.since D.when答案:D解析:句意为 星期五那天,当我们正准备出发去过周末的时候,我的女儿听到有人叫救。易混淆:在while和when这里犹豫。对比:(2006湖南)2.I had just stepped out of the bathroom and was busily drying myself with a towel _ I heard the step
7、s.A.while B.when C.since D.after答案:B解析:下划线处表示“正在这时,突然”,四个选项中只有when可以表示此含义。引导时间状语从句的连接词除上述外还有:till,not until,until,before,sinceDont get off the bus until it has stopped.He waited for his father until(till)it was twelve oclock.It will be five years before he returns from England.hardly/scarcely when,n
8、o sooner than,as soon as once表示“一就”As soon as I have finished it,Ill give you a call.Once you show any fear,he will attack you.We had hardly got/Hardly had we got into the country when it began to rain.No sooner had he arrived/He had no sooner arrived than she started complaining.directly,immediatel
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