状语从句(三校考点).ppt

* 状语从句 三校生英语每年必不可少的考点之一 状语从句考点 1、各种从属连词的含义及用法比较； （三校生对从属连词的考查，侧重于与从句或上下文之间的理解。要求同学们必须掌握各种从属连词的含义，对于用法比较可做简单了解即可。） 2、状语从句的时态问题； 3、状语从句的语序问题；(陈述语序） 状语从句基本概念 1、在复合句中，担任状语成分的从句，成为状语从句。 2. 可以修饰主句中的动词，形容词或者副词。 3. 状语从句由从属连词引导，其位置可放在句首或句末。 放在句首时，常用逗号与主句分开。 4. 根据它表达的意思，可以分成九种状语从句。 1、时间状语从句 when ,while, as, before, after, since,once, until/till as soon as , whenever ,the moment, the minute, the second等 小提示： 在时间状语从句中要特别注意时态的搭配：当主句是一般将来时，从句要用一般现在时。 ［即学即练］ 1. Be sure to let Tom know the notice as soon as he . A. will arrive B. was arriving C. arrives D. arrived 2. We won’t start the meeting our teacher arrives. A. though B. until C. while D. or 3. —What a surprise it is that you’ve hiked on Mount Tai! —I didn’t believe I could do it I got to the top. A. unless B. after C. until D. as C B C 4. Jane, please turn off the lights you leave the classroom. A. after B. before C. until D. but 5. We have been good friends we joined the same ping-pong team. A. after B. before C. since D. until 6. Yesterday evening I was playing the piano the doorbell rang. A. when B. before C. while D. after 主从句都是过去进行时态时用while B C A 2、地点状语从句 where, wherever, everywhere ［即学即练］ 1. After the war，a new school building was put up ________ there had once been a theatre. A. that B. where C. which D. when 2. --- Don’t look down upon Bob. He has his own advantages. --- Oh, yes. ________ others are weak, he is strong. A. If B. When C. Where D. Though B C 3、原因状语从句 because, since, as, for, now that(既然） because语势最强，回答why提问 since”既然，由于”显然的原因 as语气最弱，明显原因（口语） for 附加或推理原因，必须位于主句后面，逗号分开 ［即学即练］ 1. ______ you already know, I don’t want to say it again. A. Because B. That C. Since D. For 2. The officer p