Period Ⅱ Using language——Grammar & Vocabulary Grammar(现在分词作状语)课前自主预习[观察句子,总结规律]①Before experiencing The Revenge of Prince Zidan, I wasn't sure if I would enjoy it.②Using_such_techniques,_the opera had transformed a small stage into the whole universe.③Having seen quite a few productions of Hamlet and read the play many times, I was full of confidence—until the Peking Opera came to town句①~③中可知现在分词的逻辑主语都是句子的________。(2)句①中画线部分作________状语;句②中画线部分作________状语。(3)句①②中现在分词短语为一般式,表示动作与谓语动词________;句③中现在分词短语为完成式,表示动作发生在谓语动词________。答案:(1)主语 (2)时间;方式 (3)同时发生;之前精讲课时语法一、现在分词作状语的用法现在分词(短语)在句中作状语来修饰谓语动词或整个句子,表示动作发生的时间、原因、条件、结果、方式、让步或伴随状况。1.作时间状语(相当于一个时间状语从句)Walking_in_the_park,_she saw an old friend.=When/While_(she_was)_walking_in_the_park,_she saw an old friend.当她在公园里散步时,她看到了一位老朋友。名师点津 当表示正在进行的动作时,可直接在分词前面加上 when/while,此时也可理解为状语从句的省略。2.作原因状语(一般可转换成由 as 或 because 引导的原因状语从句)Being_ill,_he couldn't go to school.=As_he_was_ill,_he couldn't go to school.因为生病了,他无法去上学。3.作条件状语(一般放在句首,其前可以加 if, unless 等连词)Working_hard,_you'll make great progress.=If_you_work_hard,_you'll make great progress.如果你努力工作,你将取得很大进步。4.作结果状语现在分词作结果状语时,通常放在句末,中间用逗号隔开,表示一种顺其自然、意料之中的结果。The plate dropped from her hands, breaking_into_pieces.盘子从她手中掉了下来,摔成了碎片。名师点津 现在分词作结果状语,是随着谓语动词的发生而产生的自然结果,其逻辑主语往往是前面整个句子所描述的情况,前面有时候可以加 thus。而不定式作结果状语时常表示出乎意料的结果,有时前面可以加 only。He was caught in the rain,...