1、Discovering Useful Structures Unit 2 Morals and Virtues Observe the sentences below and discuss the functions of the italicised -ing form. Lead inPair work 1. .her brother complained, thinking of the high tuition fees. (作_，表_) 2. Thinking of all the people still in need of help, Dr Lin opened a priv
2、ate clinic. (作_，表_) 3. The new Peoples Republic of China saw Dr Lin Qiaozhi playing a key role. (作_， see sb _ sth) 状语 原因 状语 原因 宾补 doing 4. At times she was even seen riding a donkey to faraway villages to provide medical care. (作_, see sb _ sth) 宾补 doing 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 _或_。 作状语：动
3、词-ing形式可以作状语, 修饰动词, 表示时间、_ （见1和2）、结果、条件、让步、行为方式或伴随情况等。 动作 状态 原因 Lead inPair work 小结 Practice 1. A Mexican farmer 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 _(c
4、ome), _(hold) a bird cage. 4. The man may find the bird really _(annoy), who usually makes a noise. rising 作宾补 beating 作宾补 coming 作宾补 holding 作状语 annoying 作宾补 1. 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, “Y
5、ou can share my table. ” He saw a girl wandering on the street this time yesterday. More about v.-ing as the object complement 注意：see/hear/watch/feel/notice+sb/sth+doing sth强调动作_ see/hear/watch/feel/notice+sb/sth+do sth强调动作发生的 _/已经结束了 Today on my way home, I saw a man _(run) along the street hurried
6、ly. I saw him _(enter) the room and take something away. 正在进行 全过程 running enter More about v.-ing as the object complement 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, 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
7、人去做某事。 (主语)遭受到(意外的损失或不幸)。 2)have +宾语+do sth. 意思是“让某人去干某事”。 More about v.-ing as the object complement 翻译: Mother has me go to the shop to buy some fruit. _ He had/got his computer stolen the other day. _ He will have/get the computer repaired tomorrow. _ 妈妈让我去商店买些水果。 前天，他的电脑被偷了。 他明天会去修电脑。 More about
8、 v.-ing as the object complement 3) leave/keep +sb/sth done sth(使处于/保持某种状态) Many teachers keep parents _(inform) 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”. Does Kilimanjaro deserve its reputation as a crowded mo
9、untain with lines of tourists ruining the atmosphere of peace? informed More about v.-ing as the object complement 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_). I cant go out with all these clothes to wash(表_). 被动 将来 More about v.-ing as the object compl
10、ement 1. Chinas image is improving 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)
11、 the piano this afternoon. 5. I noticed a thief_(steal) money from the old womans pocket yesterday 6. Can you hear her _(sing) the song in the next room? recognizing running improved play steal singing Practice -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。 More about v.-ing as the adverbial 1. 表示时间。
12、 Hearing these stories, Im skeptical about the place. = When _ . . . 2. 表示原因。 Not knowing his address, I cant send this book to him. = _ . . . I heard these stories Because/Since/As I dont know his address 3. 表示结果。 His father died, leaving him a lot of money. =. . . _ left him a lot of money 4. 表示条件
13、。 Going straight down the road, you will find the department store. = _ . . . and If you go straight down the road More about v.-ing as the adverbial 5. 表示让步。 Being tired, they went on working. = _ . 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 _. Although
14、 they were tired stared at the sky for a long time More about v.-ing as the adverbial 注意：非谓语动词作状语时，如所提供的动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 pla
15、yed on Friday. (permitting的逻辑主语是time, 而不是the football match) More about v.-ing as the adverbial 1. _(study) hard, you are sure 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. Studying leaving Working having worked Having finished Practice Homework Finish the pratice items on Book 3 P22.