•第三章 状语从句 •△ 状语从句讲解△•一、时间状语从句•1 . when , while , as 的特殊点•(1) 表示带有规律性的“每当”或从句和主句的动作存在先后关系时,一般用 when 。•(2) 表达“随着”或“一边……一边……”的含义时,一般用 as 。•(3)as 作“当……时候”解,从句的谓语一般不可是状态动词。•(4)while 从句的谓语动词不可是短暂性的。 •【例 1 】 ________ the days went on , the weather got worse.•A . With B . Since C . While D . As•答案 D•【例 2 】 ________ you are at home alone ,please don't leave the door open.•A . Until B . While C . Before D . As•答案 B •2 .表示“一……就……”的时间状语从句•(1)as soon as 常用一般现在时表将来。•(2)hardly...when... 或 no sooner...than... 结构中,主句谓语用过去完成时,从句谓语用一般过去时。•(3) 表示时间概念的副词充当连词,如: immediately , directly , instantly 等。•(4)“the +瞬间名词”,如: the moment , the minute , the second 等。 •【例 3 】 Just use this room for the time being ,and we'll offer you a larger one ________ it becomes available.(2010· 安徽 )•A . as soon as B . unless•C . as far as D . until•答案 A•【例 4 】 She had ________ sat down ________ the telephone rang.•A . hardly ; than B . hardly ; when•C . no sooner ; when D. no sooner ; as•答案 B •【例 5 】 I went to see him ________ I heard from him.•A . when B . while•C . as D . immediately•答案 D •3 .以 time 结尾的短语引导时间状语从句•every/each time , (the) next time , (the) last time , the first time , any time , by the time 等短语也可用作连词,引导时间状语从句。•【例 6 】 I thought her nice and honest ________ I met her.•A . first time B . for the first time•C . the first time D . by the first time•答案 C •【例 7 】 I seem to remember that _____...