现在分词作状语.ppt

动词的-ing(现在分词）形式作 状语时，通常都表示主语正在进行 的另一动作，用来对谓语动词表示 的动作加以修饰或作为陪衬，它可 表示时间、原因、结果、条件、让 步、方式或伴随动作，相当于相对 应的状语从句。 动词的-ing形式（现在分词）作状语 用法1： 表示时间，多置于句首，也可置于句末 。 e.g. Walking in the street, I met a friend of mine.=When I was walking in the street, I met a friend of mine. 用法2： 表示原因，多置于句首或句末，也可置于 句中。 e.g. 1) Being ill, he didnt go to school. = Because he was ill, he didnt go to school. 2) She rang him up, hoping to get his support. 用法3： 表示条件，多置于句首 e.g. Working hard, you will succeed. 用法4： 表示让步，多置于句首 e.g. Being poor, the old man was happy. = Though the old man was poor, he was happy. 用法5： 表示结果，常置于句末 e.g. The boy fell off his bike, breaking his right arm. 用法6： 表示方式或伴随,多置于句末，也可置 于句首。 e.g. 1) He sat at the table, reading a magazine. 2) Laughing and talking, they went into the room. 用法7： 为强调与谓语动词的动作同时发生，在- ing形式短语前可用连词when, while等； 为强调在谓语动词的动作之前或之后发生 ，在-ing形式短语前可用连词before或 after e.g. 1) Be careful when crossing the road. 2) Dont laugh while eating. 3) Before going abroad, he lived here. 4) After watching TV, he went to bed. 用法8： 在-ing形式短语前可用介词on,表示“一就 ” e.g. On arriving in Beijing, he went to see his uncle. (= As soon as he arrived in Beijing, he went to see his uncle.) 用法9： 为了强调结果，可在-ing形式前加副词thus e.g. The bus was held up by the snowstorm, thus causing the delay. (= The bus was held up by the snowstorm, and as a result it caused the delay.) 用法10： 在-ing 形式短语前可用though/although 表 示让步 e.g. Though working very hard, he couldnt make enough money to pay off his debt. = Though he worked very hard, he couldnt make enough money to pay off his debt. 动词-ing 形式（现在分词）作状语 时，其逻辑主语必须与句子的主语 一致，且必须与句子的主语是逻辑 上的主谓关系，动词-ing 形式表示 的动作是次要动作。（一个主语多 个动作。） 注意： Grammar 11. Choosing Read the following sentences and make a choice. _ describe two things happening at the same time _ describe one thing happening immediately after another 1. Putting down his shopping bag, Will held out his hand. 2. Will, still watching, saw the cat behave curiously. 3. He crossed the road, keeping his eyes on the spot where the cat had been investigating. 4. Pushing his shopping bag through, he scrambled through himself. 2 3 1 4 1.The witch leapt into the air and vanished. 2.The man shouted angrily and waved his sword at the stranger. Leaping into the air, the witch vanished. Shouting angrily, the man waved his sword at the stranger. Grammar 1-2. Rewrite the sentences Showing his teeth and making a loud noise, the bear came out of the bushes. She picked up the cat and rubbed its head affectionately. Picking up the cat, she rubbed its head affectionately. The bear came out of the bushes, showed its teeth and made a lot noise. Grammar 21. Filling in the blanks. Complete the sentences with the correct form of the verbs below and rewrite them. 1. On_ her, the king immediately falls in love with her. 2. He marries her, not _ who she really is. think know sit see leave He marries her, but he doesnt know who she really is. When the king sees her, he immediately falls in love with her seeing knowing 3. Before _ his kingdom, he calls his son to him. 4. After_ about the situation, he decides to kill the witch himself. 5. While _ by a pool, Ferdinand sees a frog. Before the king leaves, he calls his son to him. After he thinks about the situation, he decides to kill the witch himself. While he is sitting by a pool, Ferdinand sees a frog. leaving thinking sitting . Grammar 22. Exercises 1) Choosing 2) Filling 3) Corrections 1) Choosing: Choose the best answer from A, B, C and D, and then rewrite the sentences. Choosing: 1. Finding her car stolen, _._. A. a policeman was asked to help B. the area was searched thoroughly C. it was looked for everywhere D. she hurried to a policeman for help D: When she found her car stolen, she hurried to a policeman for help. D 2. The visiting Minister expressed his satisfaction with the talks, _ that he had enjoyed his stay here. A. having added B. to add C. adding D. added C: The visiting Minister expressed his satisfaction with the talks and added that he had enjoyed his stay here. C 3. “Cant you read?” Mary said, _ to the notice. A. angrily pointing B. and point angrily C. angrily pointed D. and angrily pointing A: “Cant you read?” Mary said, while she pointed to the notice angrily. A 4. European football is played in 80 countries, _ it the most popular sport in the world. A. making B. makes C. made D. to make A: European football is played in 80 countries, and this makes it the most popular sport in the world. A 2) Filling: Fill in the blanks to finish the following sentences. 1. _(hear) the sad news, they couldnt help crying. 2. _(be) very angry, she couldnt go to sleep. 3.The woman lay in bed, _(listen) to the rushing wind. 4. _(work) this way, they greatly reduced the cost. Hearing Being listening Working Filling： 现在分词完成式作状语 -having done/having been done 定义1: 现在分词的完成式指分词所表示的 动作发生在句中谓语动词所表示的动作之 前。 若分词所表示的动作与主语之间是主动 关系，则用having done;若是被动关系，则 用having been done。 Grammar 2 1. 在乡下工作了三年后，他学会了如何种 蔬菜。 Having worked in the country for three years, he knew how to grow vegetables. 2. 被提供了这样一个好机会，他怎么能让 它浪费掉呢？ Having been given such a good chance, how could he let it pass away? Examples: 3.已经遭受了如此严重的污染，现在才清理 河道已经太晚了。 Having suffered such heavy pollution already, it may now be too late to clean up the river. 4. 译成多种语言之后，这本书已经闻名世 界了。 Having been translated into several languages, the book became famous all over the World. 定义 2：现在分词的一般式ving所 表示的动作与谓语动词所表示的动 作往往同时发生，而完成式(having done/having been done)所表示的 动作发生在谓语动词所表示的动作 之前。 现在分词完成式作状语 1. 人们穿着19世纪的服装走来走去。 People walk around wearing nineteenth century clothes. 2.考试结束之后，学生们把书放在课桌上，然后 离开了教室。 Having completed the test, the students placed their