Unit 2 Morals and Virtues Discovering Useful Structures 课件-2024-2025学年高中英语人教版（2019）必修第三册

Unit 2 Morals and Virtues Discovering Useful Structures Teaching objectives 1. To master the usages of -ing forms serving as the adverbial and object complement. 2.To use -ing forms freely as the adverbial and object complement in communication and writing. 1. Swimming is my favourite sport. 主语 2. I enjoy flying kites in spring. 宾语 3. The most challenging part of learning English is speaking. 宾语 表语 Step I Lead-in 观察下面句子并分析画线部分在句中所作的成分 Step I Lead-in 观察下面句子并分析画线部分在句中所作的成分 4. I’d like a house with a swimming pool. 定语 5. Not saying a word, she left. 状语 6. I caught him smoking outside. 宾语 补足语 Step II Presentation The –ing form as object complement 1. When we returned to the school, we found a stranger __________(stand) at the entrance. 2. The boss kept the workers __________(work) the whole night. standing working Summary: 动词-ing形式作宾语补足语常放在宾语后面, 对宾语进行补充说明, 表示一个____________________的动作, 强调一个过程或一种状态。 正在进行的主动性 Step II Presentation The –ing form as object complement 1. He saw her __________(work) in the garden. 2. I heard a bell __________(ring). 3. She found her son __________(sleep) in his bed. 4. I could feel the wind __________(blow) on my face. working ringing sleeping blowing Summary: 能用现在分词作宾补的动词： 1. 感官动词：__________________________________________ see、hear、feel、smell、find、notice、observe、look at、listen to等 Step II Presentation The –ing form as object complement 1. The peasants had the tractor __________(work) day and night at the harvest time. 2. The captain got the soldiers __________(move) towards the front after a short rest. 3. His question has set me __________(think). working moving thinking Summary: 能用现在分词作宾补的动词： 2. 使役动词：__________________________________________ have、set、keep、get、catch、leave等 Step II Presentation The –ing form as object complement 1. With time __________(go) by , I show much interest in learning English. 2. He fell asleep with the lamp __________(burn). 3. With my mother __________(be) ill, I won’t be able to go on holiday. going burning being Summary: “with+宾语+宾补”，__________做宾补对宾语起补充说明作用。 V.-ing Step III Exercise ①When I was on my way to school this morning, I saw two women ________(sell) lanterns. ②The operator left hurriedly with the machine ________(run). ③On the bank of the river, we found him ________(put) on a tent, with a dog ________(lie) on the grass. ④Peter, a colleague of mine, was standing on the bridge and watching boats ________(pass) by. ⑤Don't leave her ________(wait) outside in the rain. ⑥After a knock at the door, the child heard his mother's voice ________(call) him. ⑦With the pianist ____________(perform) music on the stage, the atmosphere is quite romantic. selling running putting lying passing waiting calling performing 1. __________(hear) their teacher's voice, the pupils stopped talking at once. 2. __________(see) the police, he made a run for the exit. Step IV Presentation The –ing form as the atributive Hearing = _____ they hear their teacher’s voice, the pupils stopped talking at once. When Seeing = As soon as _____ saw the police, he made a run for the exit. he Summary: 1. 现在分词作时间状语时，相当于时间状语从句。 Step IV Presentation The –ing form as the atributive 1. __________(be) ill, he didn’t go to school yesterday. 2. Not __________(know) how to work out the difficult physics problem, he asked the teacher for help. Being = _________ he was ill, he didn’t go to school yesterday. Because knowing = Because _____ didn't know how to work out the difficult physics problem, he asked the teacher help. he Summary: 2. 现在分词作原因状语时，相当于原因状语从句。 Step IV Presentation The –ing form as the atributive 1. His parents died, __________(leave) him a lot of money. 2. Their car was caught in a traffic jam, thus __________(cause) the delay. leaving = His parents died and _________(leave) him a lot of money. left causing = Their car was caught in a traffic jam, thus it __________(cause) the delay. caused Summary: 3. 现在分词作结果状语时，相当于一个并列的结构。 Step IV Presentation The –ing form as the atributive 1. __________(work) hard at your lessons, you will succeed. 2. __________(turn) to the left, you will find the path leading to the park. Working = ______ you work hard at your lessons, you will succeed. If Turning = If you _______(turn) to the left, you will find the path leading to the park. turn Summary: 4. 现在分词作条件状语时，相当于一个条件状语从句。 Step IV Presentation The –ing form as the atributive 1. __________(regret) making his parents angry, he found it difficult to get rid of the bad habit. 2. __________(weigh) almost one hundred jin, the stone was moved by him alone. Regreting = __________ he regreted making his parents angry, he found it difficult to get rid of the bad habit. Though Weighing = __________ the stone weighted almost one hundred jin, it was moved by him alone. Although Summary: 5. 现在分词表示让步时，相当于一个让步状语从句。 Step IV Presentation The –ing form as the atributive 1. __________(judge) from his behaviour, he must be mad. 2. Generally __________(speak), he is a very patient person. Judging speaking Summary: 6. 有些动词-ing形式在句中没有逻辑主语, 往往作为句子的评注性状语来修饰整个句子, 表明说话者的态度、观点等。 generally speaking 一般来说 judging by/from... 从…判断 taking everything into consideration 从全盘考虑 Step IV Presentation The –ing form as the atributive 判断正误 1. Looking out of the window, the garden was beautiful.  Looking out of the window, we found the garden beautiful. 2. While reading the book, the telephone rang.  While she was reading the book, the telephone rang. Summary: 7. 动词-ing形式作状语时, 其逻辑主语必须与句子的主语一致. Step IV Presentation The –ing form as the atributive 1. __________(walk) in the street, I met an old friend of mine. 两个动作同时发生 用一般式V.-ing Working 2. __________(finish) the letter, he went to post it. 两个动作先后发生 先发生的动作用完成式having done Having finished Step IV Presentation The –ing form as the atributive 3. __________(show) around the factory, they were very happy. 动词-ing形式和句子主语之间的关系: 被动关系 用被动式being done 两个动作先后发生 先发生的动作用完成式having done Having been shown Step IV Presentation The –ing form as the atributive 4. __________(finish) his homework, he went to bed. 动词-ing形式和句子主语之间的关系: 主动关系 用一般式V.-ing 两个动作先后发生 先发生的动作用完成式having done Having finished Step IV Presentation The –ing form as the atributive 5. Not __________(know) this, he didn’t come. knowing 一般式的否定式: not+V.-ing 6. Not __________(make) full preparations, we put off the sports meeting. 两个动作先后发生 先发生的动作用完成式having done having made Step V Exercise Ⅰ. 单句语法填空 1. The weather 　　　　　(be) fine, we went out for a walk.  2. With so many different forms of poetry 　　　　　  (choose) from, students may eventually want to write poems of their own. 3. When I came in, I saw Linda 　　　　　　(whisper) to the physician.  4. After a knock at the door, the child heard his mother’s voice 　　　　(call) him.  5. 　　　　　(walk) in the street with his dog 　　　　　(follow)  him, he felt really free and pleased.  being to choose whispering calling Walking following 6. 　　　　　　　　　(struggle) for years, he finally became the world champion.  7. Not 　　　　　　　　(understand) the local language and having no friend in the country, he found it impossible to find a job.  8. 　　　　　　(live)there for years, he got used to the life there.  9. Winter 　　　　　(come), it gets colder and colder.  10. He saw a girl 　　　　　　(wander) on the street this time yesterday.  Step V Exercise Having struggled understanding Having lived coming wandering Step V Exercise Ⅱ. 同义句转换 1. It rained heavily and it caused great damage. →It rained heavily, 　　　　　　　　　　　　　　　　　　　　.  2. The boy sat in front of the farm house, and cut the branches. →The boy sat in front of the farm house, 　　　　　　　　　　　.  3. As he was ill, he couldn’t attend the meeting. →　　　　　, he couldn’t attend the meeting.  4. John watched curiously, and thought that the woman seemed a little crazy. →John watched curiously, 　　　　　　　　　　　　　　　　　.  causing great damage cutting the branches Being ill thinking that the woman seemed a little crazy Step V Exercise 5. When she turned around, she saw a car driving up. →　　　　　　　　　, she saw a car driving up.  6. After he had eaten his dinner, the boy rushed out. →　　　　　　　　　　　　　, the boy rushed out.  7. As I did not know how to get there, I had to ask the way. →　　　　　　　　　　　　　　　, I had to ask the way. 8. Because she had been bitten by a snake, she was frightened of it. →　　　　　　　　　　　　　　　　, she was frightened of it. Turning around Having eaten his dinner Not knowing how to get there Having been bitten by a snake Thank you! $$