选修七 3.2《Unit 3　Learning about language》PPT课件

新课标人教版课件系列,高中英语 选修(模块）7-3.2,Learning about language,Explanation,depths: the depth of the ocean 海洋深处 shore:,distance from the top to the down 深度,the land along the edge of the sea or ocean 岸，滨,accommodation:,in the meantime:,a group of animals that hunt together or are kept for hunting the sport or activity of swimming underwater with a snorkel,pack:,snorkeling:,Grammar,1. 动名词的被动语态 -ing形式的被动语态，其构成为being done，可在句中作主语，表语，宾语，宾语补足语，定语和状语，但不能单独作谓语，其完成形式为having been done, 多在句中作状语。,如果动名词的逻辑主语为动名词所表示的动作的承受者，动名词要用被动语态，动名词的被动语态有一 般式与完成式之分。 1)当动名词的逻辑主语是动名词动作的对象或承受者时，动名词要用被动语态。,I could no longer stand being treated like that. 我再也不能忍受被那样对待。 She was proud of having been trained in the U.K. 在英国受过训, 她感到自豪。,有些动词后的动名词用主动形式，但表示被动意义。这样的动词有want, need, deserve, require。 The bike needs repairing. If a thing is worth doing, it is worth doing well. 2) 完成式表示动名词的动作发生在谓语动作之前。,He prided himself on having never been beaten in class. I apologize for having broken my promise. 我没有遵守诺言, 我道歉。,2. 现在分词的被动语态 在表示一个被动动作时，如果这个动作是现在正在进行的，或是与谓语表示的动作同时发生的，我们可以用现在分词的被动形式。强调现在分词表示的动作发生在谓语动词所表示的动作之前时，可用现在分词被动语态的完成式(having + been +过去分词)。,1) 作定语 The problem being discussed is very important. 正在被讨论的问题很重要。 2) 构成复合宾语 Youll find the topic being discussed everywhere.,As we got there we saw new bridges being built. 3) 做状语 Being asked to answer the question, she couldnt refuse.,1. - What made Bill so angry? - _. His girl friend promised to come at 8:30, but she hasnt come yet. A. Having kept waiting B. Being kept waiting C. To be kept waiting D. Being kept waited,B,2. The building _ in our school is for us teachers. Though theres noise most of the day, we still feel happy about it. A. built B. having been built C. to be built D. being built,D,3. The squirrel was lucky that it just missed _. A. catching B. to be caught C. being caught D. to catch,C,4. While shopping, people sometimes cant help _ into buying something they dont really need. A. to persuaded B. persuading C. being persuaded D. be persuaded,C,5. _ many times, the boy still didnt know how to do the exercises. A. Having taught B. Having been taught C. taught D. Teaching,B,6. _ the whole story, Jane decided not to see the film. A. Having been told B. Having told C. Been told D. Telling,A,7. The missing boys were last seen _ playing on the playground. A. playing B. to be playing C. play D. to play,A,8. _ to put on a performance, Miss Green couldnt refuse very well. A. Being asked B. Asked C. Ask D. To be asked,A,