Unit4 Sports Around the World-grammar 素材现在分词的完成式及被动式1
现在分词作状语表示的动作与主句谓语动作同时发生时只要用现在分词的一般形式doing
例如:Living in the downtown, we found a lot of amusements
现在分词作状语表示的动作先于主句谓语发生时就要用现在分词的完成式 having done形式
注意其否定形式是 not having done 例如: (1)Having heard from my father, I was relieved
(2)Not having received any letter from my family, I was worried
状语分词和主句的主语是被动关系时状语分词要用过去分词的各个形式,包括一般时形式,进行时形式和完成时形式
例如: 1)Once questioned, he denied having robbed the bank
(表反复和经常,被动)2)Being operated on ,he was very nervous
(表正在,被动)3)Having be en widely used, the new method can increase the working efficiency
(表已经发生,被动)4.完成句子并注意括号提示:1)_______(live) in the downtown, we found a lot of amusements
(现在分词作状语表示的动作与主句谓语动作同时发生) 2)______(hear)from my father, I was relieved
(现在分词作状语表示的动作先于主句谓语发生)3)______(not receive)any lett