北师大高中英语必修一动词-ing形式作主语和宾语公开课优质课件.pptx

Verb-ing Form as Subject and Object 动词-ing形式作主语和宾语Learning Aims理解并掌握动词-ing形式作主语和宾语识记后跟动词-ing形式的动词Have you ever seen these signs? parking, spitting, littering, smokingV-ing forms (动词原形+ing构成)Finish the sentence according to the picture. Playing football_______ _______ is my favourite sport.主语My sister enjoys _________ (stand)alone on the seashore. standing宾语amusingThe cartoon is ___________(amuse). 表语developingChina is a ___________(develop)country. 定语singingWe heard Tommy _______ in his room.宾语补足语readingHe sat on the sofa ______ the newspaper.状语Playing football is my favourite sport.My sister enjoys standing alone on the seashore.The cartoon is amusing. China is a developing country.We heard Tommy singing in his room.He sat on the sofa reading a newspaper.She sat on the sofa _______ a newspaper.reading状语动词-ing 形式能在句中作主语、宾语、表语、定语、宾语补足语和状语。不能单独作谓语，无人称和数的变化，但有时态和语态的变化。在本单元首先讲解动词-ing形式在句中作主语和宾语的用法。The verb-ing form as the subject and object.动词-ing形式的时态和语态动词-ing形式主动语态被动语态一般式doingbeing done完成式having donehaving been done说明: 当动词-ing表示的动作发生在谓语动词之前时，常用动词-ing的完成时.having followedI am sorry not for not _________________(follow) your advice.V-ing form as subject1. V-ing作主语往往表示经常性,习惯性的动作。Seeing is believing.2) Reading novels is an enjoyment. 3) Having sports is good for our health.isisisWhat’s in common?1. __________作主语。 2. 谓语动词用_______。动词-ing单数2. 为了保持句子平衡，通常用it作形式主语， 而把真正的主语放在后置。 此类句型有：It is no use/ useless doing sth It is no good doing sth.做....是没有好处的It is worthwhile doing sth It is pleasant doing sth It is a waste of time doing sth Finish the following sentences.1.) It is a waste of time _______________( 和他争论)。2.) It is no good ______________________ further. 进一步讨论这个问题没有好处。3.) It is________________________________. 像这样谈话没有用。arguing with him discussing the problemno use/useless talking like this V-ing form as object作介词的宾语。作及物动词的宾语。beingHowever, he doesn’t care about _______(be) famous.He enjoys _________(listen) to violin music, _________(play) Mah-jong, swimm