Adverbial ClausesAdverbial Clauses（状语从句）我们都知道在书面英语中不能写没有谓我们都知道在书面英语中不能写没有谓语的句子。谓语可用状语来修饰，状语语的句子。谓语可用状语来修饰，状语主要由副词或与之相当的其他词类、短主要由副词或与之相当的其他词类、短语或从句担任，下面主要讲述状语从句，语或从句担任，下面主要讲述状语从句，特别是状语从句中的注意事项。特别是状语从句中的注意事项。 1.Adverbial Clauses of Time: （时间状语从句）Different Kinds of Adverbial Clauses: 2.Adverbial Clauses of Reason( 原因状语从句） 3.Adverbial Clauses of Conditions( 条件状语从句） 4.Adverbial Clauses of Place ( 地点状语从句） 5.Adverbial Clauses of Purpose ( 目的状语从句） 6.Adverbial Clauses of Result （结果状语从句） 7.Adverbial Clauses of Comparison （比较） 8.Adverbial Clauses of Concession( 让步） 9.Adverb Clauses of Manner( 方式状语从句 ) When I heard the news,I jumped with joy. I owed Jack 100yuan when I was in london.I.when/while/as 的区别 While I was reading,he came in. I made some friends while I was in londonAs time goes by, he knows a lot.The students sang as they walked.时间状语从句when, while, as 三者的具体用法关键在于动作发生的时间及从句的动词。 while 表时间，从句需用延续性动词，不用瞬间动词； when 表时间，从句既可用延续性动词，又可以用瞬间动词； as 表时间，与 when 相似，但侧重强调主、从句动作同点或同段进行，可用延续行动词的一般过去式表式过去进行时。 when, while 后还可以接分词短语。 when 作并列连词，表示一个动作在发生时，另一个动作接着发生，这时就不能用 while 、 as 。I was walking on the street when suddenly someone patted me on the shoulder. while 作并列连词，表示两种情况对比。 He was playing the guitar while his sister was watching TV. 1 Don't be afraid of asking for help____it is needed. A unless B since C although Dwhen 2 Why do you want a new job___you've got such a good one already?A that B where...
