人教课标版高二选修6Unit5市公开课一等奖百校联赛特等奖课件.pptx

人教课标版人教课标版人教课标版人教课标版 高二高二高二高二 选修选修选修选修6 6 Unit 5Unit 5第1页Grammar 第2页 Review the usage of ing form below.Examine the sentences and discuss in what way the structures similar to each other and in what way they are different.第3页Looking carefully at the ground,I made my way to the edge of the crater.Having experienced quite a few earthquakes in Hawaii already,I didnt take much notice.The ing form used as an adverbial.Having+past participle(the perfect-ingform)to refer to an action that took place before the time expressed by main verb.第4页小结小结-ing 形式使用形式使用方法方法1.ing 形式作状语形式作状语第5页使用方法例句例句时间时间Walking along the street,I met Mary.(=While I was walking along the street.)在街上走时候，我碰到了玛丽。第6页使用方法例句例句原因原因Being tired,I stopped to take a rest.(=Because I was tired,.)因为疲惫，我停下来休息。条件条件 Turning to the left,you will find the school.(=If you turn to the left,.)向左走，你就会找到那个向左走，你就会找到那个学校。学校。第7页使用方法例句例句让步让步Knowing where I live,he never come to see me.(=Though he knows where I live,.)尽管他知道我住处，但从不来看我。第8页使用方法例句例句伴随伴随 I stood there,waiting for her.(=,and waited for her.)我站在那儿等她。我站在那儿等她。结果结果It rained heavily,causing severe flooding in the area.(=It rained heavily so that it caused severe flooding in the area.)在这个地方雨下如此大，以至引发了洪灾。第9页2.ing形式完成式形式完成式句句型型主主动动Having+p.p.,主语主语+谓语谓语被被动动(Having been)+p.p.,主语主语+谓语谓语使用方法ing形式完成式所表示时间在谓语动词之前 表示被动可直接用过去分词例句例句Having finished my work,I went home.(=After I had finished my work,.)工作做工作做完只后，我就回家了。完只后，我就回家了。第10页例句：例句：(Having been)written in haste,the book has some faults.这本书因仓促写这本书因仓促写成，所以有些缺憾。成，所以有些缺憾。第11页分词分词(短语短语)作状语时作状语时,其逻辑主语必其逻辑主语必须与句子主语一致。须与句子主语一致。假如不一致，必假如不一致，必须用独立主格结构来表示，也就是在须用独立主格结构来表示，也就是在分词前面加上它逻辑主语。分词前面加上它逻辑主语。3.使用使用-ing形式需注意几个问形式需注意几个问题。题。第12页 My wife had a long talk with Sally,explaining why she didnt want the children to play together.我妻子与莎莉谈了很长时间我妻子与莎莉谈了很长时间,解释解释她为何不想让孩子们在一起玩。她为何不想让孩子们在一起玩。第13页(现在分词现在分词explaining是句子主语是句子主语my wife做动作做动作,它们之间是主动关系它们之间是主动关系,即即explaining逻辑主语，就是句子主语逻辑主语，就是句子主语my wife。)The train having gone,we had to wait another day.（the train逻辑主语逻辑主语+having gone 即为即为独立主格结构独立主格结构）第14页分词短语做状语时，前面能够加上连词分词短语做状语时，前面能够加上连词或介词，不过分词短语和句子之间不能或介词，不过分词短语和句子之间不能用并列连词用并列连词(如如but，and)，因为并列连因为并列连词接是两个并列成份，而分词短语只是词接是两个并列成份，而分词短语只是全句一个状语部分，分词和主句之间可全句一个状语部分，分词和主句之间可用逗号。用逗号。第15页比如比如:误误:Having been told many times,but he still couldnt understand it.正正:He was told many times,but he still couldnt understand it.或或 Having been told many times,he still couldnt understand it.第16页-ing普通式和完成式现在分词都普通式和完成式现在分词都能够表示先后接连发生动作。在能够表示先后接连发生动作。在可能引发误解场所应该用完成式可能引发误解场所应该用完成式现在分词表示先发生动作。现在分词表示先发生动作。第17页比如比如:Opening the drawer，he took out his wallet.(=He opened the drawer and took out his wallet.)他打开抽屉，拿出钱包。他打开抽屉，拿出钱包。第18页Coming into the room,he put down his bag.(=He came into the room and put down his bag.)他走进房间，放下提包。他走进房间，放下提包。第19页 Having brushed his teeth,Mr.Brown came downstairs for breakfast.布朗先生刷过牙布朗先生刷过牙,就下楼来吃早饭。就下楼来吃早饭。(此句如写成此句如写成:Brushing his teeth,Mr.Brown came downstairs for breakfast.可能指可能指“边刷牙边刷牙,边下楼边下楼。)第20页分词否定形式是在分词短语前分词否定形式是在分词短语前面加上面加上 not,never等否定词组成。等否定词组成。第21页比如比如:Not fearing the fire,the child touched and got a finger burnt.小孩儿不知道小孩儿不知道 怕火，用手去摸，把手指烫了。怕火，用手去摸，把手指烫了。Not knowing how to find the subway,I asked a policeman for help.我不知怎我不知怎样找到地铁，就去找警察帮忙样找到地铁，就去找警察帮忙。第22页I.每空填一词，使该句与所给句子意思相每空填一词，使该句与所给句子意思相同。同。1.Because he was ill,he didnt go to school._ _,he didnt go to school.2.When she was walking along the street one day,she met an old friend of hers._ _ the street one day,she met an old friend of hers.Being illWalking along第23页3.If it is sunny,well go for a picnic tomorrow._ _ _,well go for a picnic tomorrow.4.After she had finished her homework,the little girl began to watch TV._ _ her homework,the little girl began to watch TV.It being sunnyHaving finished第24页5.Because they had been warned by the teacher,they didnt make such mistakes._ _ _ by the teacher,they didnt make such mistakes.6.As it was a holiday,all the shops were shut._ _ _ _,all the shopswere shut.Having been warnedIt being a holiday第25页7.If I had been given a longer time,I could have done it better than planned._ _ _ a longer time,I could have done it better than planned.8.After I got home,I found my books missing._ _ _,I found my books missing.Having been givenHaving got home第26页9.When he was still a small boy,he went to France with his father._ _ _ _,he went to France with his father.10.When autumn comes,swallows go to the south._ _,swallows go to the south.Being a small boyAutumn coming第27页Finish the dialogue exercise 4 on Page 37.Homework第28页