一、基本特征感悟【感悟用法】 动词的-ing形式在句中作状语,修饰谓语动词或整个句子,表示动作发生的时间、原因、条件、结果、让步或伴随情况等。 1Turning around,1 saw a car driving up.转过身,我看见一辆车开过来了。2Having sent her child to bed,she began to read the newspaper. 送孩子上床睡觉后,她开始读报纸。 ③Not knowing his telephone number,I couldn't get in touch with him.我不知道他的电话号码,所以联系不上他。