一、基本特征感悟 动词-ing形式作定语分为前置定语和后置定语。【感悟用法】 ①They talked in a low voice in order not to wake up the sleeping girl.他们低声说话,以免吵醒那个睡着的女孩。 2The student making the experiment in the lab is our monitor.在实验室里做实验的学生是我们的班长。 ③She found herself in an embarrassing position.她发现自己处于尴尬的地位。 ④They built a highway leading into the mountains.他们修建了一条通往山里的公路。