分词短语做状语的用法PPT课件.ppt

Grammar Point 1;I. Participles;2、作为非谓语形式，分词可用作形容词和副词，在句子中充当定语、表语、补语和状语。但它仍保持动词的一般特征，可以有自己的宾语和状语。 分词和自己的宾语、状语构成分词短语。 1) The question being discussed seems important.(定语) = The question which is being discussed seems important. 2) The old days are gone. (表语) 3) Walking along the sands, Crusoe saw in the sand the mark of a man’s foot. (状语) = While he was walking along the sands, Crusoe … I had my hair cut yesterday. (宾语补足语) ;II. Participles as Adverbials;4) Being a student, he was interested in sports. = As he was a student, he was interested in sports. 5) Inspired by Dr. Yang’s speech, Li Hua and his classmates decided to study physics harder. = As they were inspired by Dr. Yang’s speech, Li Hua and his classmates decided to study physics harder. 6) While reading the newspaper, father nodded from time to time. = While he was reading the newspaper, father nodded from time to time. 7) Having failed three times, he didn’t want to try again. = As he had failed three times, he didn’t want to try again.;2.分词短语做状语的原则： 1)现在分词的动作和谓语动作同时或几乎同时发生、意思是主动的。 2)过去分词的动作在谓语动作之前发生，且及物动词的过去分词意思是被动的。 3)现在分词做状语时，该动作是由句子的主语发出的。 4)过去分词做状语时，该动作是施加到句子主语上的。 ;3.状语从句转化为分词短语做状语;3) Because he was tired of the noise, he closed the window. 4) After they had watered the vegetables, they began to pick up the apples. 5) After he finished the work, he packed his tools and left.;注意：分词做状语时，根据表意需要，前面会保留引起状语从句的连词。;3) Tom will never do this unless he was forced. 4) She has been quite different since she came back from America. ;Exercise: Change the adverbial clause in each of the following sentences into a participial phrase.