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1、专题二、目的状语从句专题二、目的状语从句一、目的状语从句定义目的状语从句：从句部分是用以补充说明主句中谓语动词发生的目的的。 引导目的状语从句常用的连词有： that（以便），（以便），so that（以便），（以便）， in order that（为了；以便），（为了；以便），Lest（免得；唯（免得；唯恐），恐）， for fear that（生怕；以免）。（生怕；以免）。 目的状语从句的谓语常含有may, might, can, could, should, wouldYou must speak louder so that /in order that you can be hear
2、d by all. He wrote the name down for fear that(lest) he should forget it. Better take more clothes in case the weather is cold. 学习目的状语从句应注意以下两点： （1）目的状语从句中常含有can , could, may, might, should等情态动词。 I got up early so that I could catch the first bus. （2）在口语中so可以引导目的状语从句。 Well sit nearer the front so we
3、 can hear better. 【注意】in order that与in order to的区别： in order that+从句 in order to+动词原形 （ in order to后面加的那个不叫目的状语从句，叫目的状语） 练习题练习题1.(07全国26)I wont call you，_ something unexpected happens.A. unless B. whether C. because D. while2.(07湖南33)Most brids find it safe to sleep in the trees，but _ they have eggs
4、 or young chicks，they dont use a nest.A. why B. how C. unless D. where3 My parents live in a small village. They always keep candles in the house _ there is a power out.A .if B. unless C in case D. so that4 In time of serious accidents，_ we know some basic things about first aid，we can save lives.A.
5、 whether B. until C. if D. unless5.(05北京33)Id like to arrive 20 minutes early _ I can have time for a cup of tea.A. as soon as B. as a result C. in case D. so that6.(08山东31) Youd better not leave the medicine kids can get at it.even ifB. whichC. where D. so that 7.(04全国25)Roses need special carethey can live through winter.because B. so thatC .even D. as谢谢观看！