人教高中英语【新教材精创】2.3 Discovering Useful Structure 教学设计（2）-人教版高中英语必修第三册.docx

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1、Unit 2 Morals and VirtuesPeriod 3 Discovering Useful Structure教学设计The theme of the section is “Describe peoples actions”. Whether talking about the morals or virtues, even the festivals and celebrations, we present them by stories because only by describing the words and behaviors of the heroes or h

2、eroins can we describe their characters, spirits and virtues lively. v-ing as object complement and adverb both can be used to describe the heroes or heroins behaviors. Therefore, this grammar is determined by the theme and discourse of this unit.1. Learn the structure, form and features of v-ing as

3、 object complement and adverb.2. Learn understand the functions and meaning of v-ing as object complement and adverb in a real context. 3. Learn to describe someones behaviors and its causes, purposes, results and accompaniment. 1. Learn to understand the functions and meaning of v-ing as object com

4、plement and adverb in a real context. 2. Learn to describe someones behaviors and its causes, purposes, results and accompaniment. Step 1 Lead in-Pair workObserve the sentences below and discuss the functions of the italicised -ing form.1. .her brother complained, thinking of the high tuition fees.(

5、作状语，表原因)2. Thinking of all the people still in need of help, Dr Lin opened a private clinic.(作状语，表原因)3. The new Peoples Republic of China saw Dr Lin Qiaozhi playing a key role. (作宾补 see sb doing sth)4. Though Lin Qiaozhi never married, she was known as the “mother of ten thousand babies”, having del

6、ivered over 50,000 babies in her lifetime.(作状语，表让步)5. At times she was even seen riding a donkey to faraway villages to provide medical care. (作宾补 see sb doing sth)作宾补：动词-ing形式置于某些及物动词和宾语之后, 补充说明宾语的动作或状态。作状语：动词-ing形式可以作状语, 修饰动词, 表示时间、原因（见1和2）、结果、条件、让步（见4）、行为方式或伴随情况等。Step 2 Practice1. A Mexican farme

7、r was surprised to see smoke _(rise) from a small part of his land. 2. I felt my heart _(beat) violently when I was seeing the 70th anniversary of foundation of China. 3. They see a man _(come), _(hold) a bird cage.4. The man may find the bird really _(annoy), who usually makes a noise. Answer: 1. r

8、ising(宾补)2. beating（宾补）3. coming（宾补）, holding（状语）4. annoying（宾补）Step 3 More about v-ing as the object complement1. 在感官动词后作宾语补足语在see, hear, feel, watch, notice等感官动词后, 表示一个正在进行的主动的动作, 强调一个过程或一种状态。In the crowded cafe, I heard a friendly voice saying, “You can share my table. ”He saw a girl wandering on

9、 the street this time yesterday. 注意：see/hear/watch/feel/notice+sb/sth+doing sth强调动作正在进行see/hear/watch/feel/notice+sb/sth+do sth强调动作发生的全过程/全过程已经结束了，Today on my way home, I saw a man running along the street hurriedly. I saw him enter the room and take something away. 2. 在使役动词宾补结构中的使用使役动词接现在分词作宾语补足语,

10、表示“让一直做某事”Its cold. We should have the fire burning all the time. I wont have you running about in the room. 注意：1). have/get+sb/sth+done包括两层意思: 让别人去做某事。 (主语)遭受到(意外的损失或不幸)。 have +宾语+do sth. 意思是“让某人去干某事”。翻译：1. Mother has me go to the shop to buy some fruit. 妈妈让我去商店买些水果。2. He had/got his computer stole

11、n the other day. 前天，他的电脑被偷了。3. He will have/get the computer repaired tomorrow. 他明天会去修电脑。2). leave/keep +sb/sth done sth(使处于/保持某种状态)Many teachers keep parents informed of childrens performance in the kindergarten by sharing videos on WeChat. 3. 现在分词在with复合结构中的使用在with复合结构中, 现在分词充当宾语补足语, 表动作的“正在进行”. D

12、oes Kilimanjaro deserve its reputation as a crowded mountain with lines of tourists ruining the atmosphere of peace? 注意：在with的复合结构中, 也可以使用不定式和过去分词作宾语补足语。All the afternoon he worked with the door locked(表被动）. I cant go out with all these clothes to wash（表将来）. Step 4 Practice1. Chinas image is improvi

13、ng steadily, with more countries _(recognize) its role in international affairs. 2. Dont leave the water _(run) while you brush your teeth. 3. Mr Smith suggested a good way to have her written English _(improve) in a short period. 4. Mother has the little girl _(play) the piano this afternoon. 5. I

14、noticed a thief_(steal) money from the old womans pocket yesterday6. Can you hear her _(sing) the song in the next room? Answers: 1. recognizing 2. running3. improved4. play5. steal6.singingStep 5 More about v-ing as the adverbial -ing形式作时间、原因、条件、让步状语时多位于句首; 作结果、伴随情况状语时常位于句末。 1. 表示时间。Hearing these s

15、tories, Im skeptical about the place. = When I heard these stories. . . 2. 表示原因。Not knowing his address, I cant send this book to him. = Because/Since/As I dont know his address. . . 3. 表示结果。His father died, leaving him a lot of money. =. . . and left him a lot of money4. 表示条件。Going straight down th

16、e road, you will find the department store. = If you go straight down the road. . . 5. 表示让步。Being tired, they went on working. =Although they were tired. . . 6. 表示行为方式、伴随情况或补充说明。He lay on the grass, staring at the sky for a long time. =. . . and stared at the sky for a long time 注意：非谓语动词作状语时, 如所提供的动

17、词不能和句子中的主语保持一致, 动词-ing形式必须有自己的逻辑主语, 通常由名词或代词来担任, 这就是独立主格结构。The last bus having gone, we had to walk home. (having gone的逻辑主语是the last bus, 而不是we)Weather permitting, the football match will be played on Friday. (permitting的逻辑主语是time, 而不是the football match)Step 7 Practice 1. _(study) hard, you are sure

18、 to get first prize. 2. People use plastic in their daily life, _(leave) large amounts of waste. 3. _(work) hard at your lessons, you are to succeed. 4. The old man, _(work) abroad for twenty years, is on the way back to his motherland. 5. _(finish) his homework, he was playing on the playground. Answers: 1. Studying2. leaving3. Working4.having worked5. Having finishedStep 8 Homework Finish the homework on Page 22.