Advanced English GrammarР第三讲状语从句Р左雁?北京物资学院外语学院РAdverbial clausesР定义:? 复合句中由从句表示的状语称作状语从句,它可以用来修饰谓语(包括非谓语动词)、定语或状语,或是整个句子。Р注意问题:Р1.准确掌握连词的含义。?2.主从句的时态呼应。Р状语从句一般分为九大类Р时间状语从句地点状语从句原因状语从句目的状语从句结果状语从句条件状语从句方式状语从句比较状语从句让步状语从句Р1.时间状语从句:Р引导时间状语从句的连词有:Рwhen, while, as, the moment, before, after, till, until, since, as soon as 等。Р注意 when, while, as 的区别РWhen:当……时候, 通常指某一特定的时间点,主句与从句的动作同时发生。Р我有时间就去看你。РWhen I have time , I will go to see you.РI was walking along the street , when I met him.РI was about to fall asleep when my sister came in.Р英译汉:РWhen 当从句是进行时,主句是一般时,往往表示不满。РSomeone knocked at the door when I was having breakfast.РWhen I was leaving the house, the postman arrived.РWhile:在……期间,往往指一段时间。РWhile we were in America, we saw him twice.РWhile we were talking, he came in.
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