Unit 4 Stage and Screen第二课时Using language课件

Unit 4Stage and screen现在分词作状语Learning Objectives1、使学生了解现在分词作状语的类别。 2、使学生明确现在分词的各种形式并能正确运用。 3、使学生掌握分词作状语相关考题的解题方法、解题技巧及解题步骤。现在分词doing时态，正在进行；语态，主动I am reading books.状语，句子完整，为了补充信息表时间，原因，条件，结果，方式，伴随状况等现在分词作状语时有时态和语态的变化，现以do为例，介绍一下其形式： (1)一般式：doing 表示动作与谓语动词的动作同时或几乎同时完成。 Turning around，she saw a car driving up. 她转过身，看见一辆小汽车开过来。(2)完成式：having done 表示动作发生在谓语动词之前。 Having worked hard all day，I went to bed early. 辛苦工作了一整天后，我早早就上床睡觉了。(1)主动式：句子主语与现在分词表示的动作之间是主动关系。 Seeing the beautiful sight, the children felt happy. (2)被动式：句子主语与现在分词表示的动作之间是被动关系。 Being protected by the thick wall，they felt they were quite safe. 由于有厚墙保护，他们感到很安全。 Having been shown around the lab，we were led into a big hall. 参观完了实验室，我们被领进了大厅。真题链接(1)（2019 •北京卷改编）Nervously___________(face) challenges, I know I will whisper to myself the two simple words "Be yourself ".(2)（天津卷改编）___________________(work) for two days, Steve managed to finish his report on schedule.(3)（2019 •全国卷2改编）All the football players on the playground cheered loudly, ___________(say) that I had a talent for football.facingHaving workedsayingGrammar 2 现在分词作状语的类型作时间状语。通常放在句首,相当于when/ while/ after等引导的时间状语从句。Putting on his clothes (=After he put on his clothes), Bill went out in a hurry. 穿上衣服后, 比尔匆忙离开了。Arriving at the party(=When she arrived at the party), she found all the people gone. 到达聚会时,她发现所有的人都走了。Grammar 2 现在分词作状语的类型作原因状语。通常放在句首,相当于as/ because/ since/ now that 等引导的原因状语从句。Being ill (=As he was ill), he could not walk any farther. 因为生病,他不能再往前走了。Being anxious about his child’s safety (=Because he was anxious about his child’s safety), he couldn’t fall asleep. 因为担心孩子的安全,他不能入睡。Grammar 2 现在分词作状语的类型作条件状语。通常放在句首,相当于if/ unless等引导的条件状语从句。Using a new method(=If we use a new method), we can finish our task ahead of time. 如果我们使用新方法,就能提前完成任务。Going straight down the road,you will find the canteen. (=Unless you go straight down the road, you won’t find the canteen.) 沿着这条路一直走, 你就会找到食堂。Grammar 2 现在分词作状语的类型作让步状语。通常放在句首,相当于although/ though等引导的让步状语从句。Knowing all this(=Although they knew all this), they still made me pay for the damage. 尽管知道了一切情况,他们还是要我赔偿损失。Knowing where I live(=Though he knows where I live), he never comes to see me. 尽管知道我住在哪里,他也从来没有来看过我。作结果状语。通常位于句末且中间有逗号, 相当于一个并列分句。Her parents moved to Beijing, leaving the house to her(=and left the house to her). 她的父母搬去了北京，把房子留给了她。温馨提示:动词-ing形式作结果状语,表示自然而然的结果。而动词不定式作结果状语则表示出乎意料的结果,且常与only 连用。I built all my hopes on his promises, only to find that he was not an honest person. The book sold more than 500,000 copies a year, thus making it one of the best sellers at that time. 作方式状语。现在分词作方式状语时表示行为方式或补充说明， 既可放在句首，也可放在句尾，相当于一个由and连接的并列句。Using this way, he solved the problem. 他用这种方法解决了这个问题。He used this way and solved the problem. 作伴随状语。用来说明动作发生的背景或状况。一般情况下, 现在分词的动作与谓语动词的动作同时进行, 其动作发出者就是句子的主语。谓语动词是主要动作, 分词是次要动作。He was walking along the street, looking this way and that. 他在街上走着, 左顾右盼。They all stood there, watching closely as the magician did the tricks. 他们都站在那里, 密切注视着魔术师的表演。Summaryclappingthinking　　 　 　(work) among the workers for many years, he knew them very well. 　　 　 　(praise) for the job, Tom worked harder. He was caught in the rain,　　 　 　(make) himself catch a cold. I hurried to school,only 　　 　　(find) it was Sunday. 　　 　　 she heard of the news, she was very excited. PracticeHaving workedHaving been praisedmakingto findWhenThank you！