Unit 4 Meeting the muse非谓语动词作表语[观察例句]1.Every artist's wish is to create something that expresses an idea
2.One way for him to find inspiration is turning to his children's toys
3.Yang Liping's passion is dancing
[归纳用法]1.不定式作表语常表示具体的动作,尤其是某一次的动作
His teaching aim of this class is to train the students' speaking ability
他这节课的教学目的是要训练学生说的能力
2.ing 作表语,有两个特点:(1)表示抽象的、概念性的动作,可以是多次的、经常性的
Its fulltime job is laying eggs
它的(指蚁后的)专职工作是产卵
(2)表示主语的性质与特征The situation is encouraging
形势令人鼓舞
常用作表语的ing有:interesting,amusing,disappointing,missing,puzzling,exciting,inspiring,following等
3.过去分词作表语表示主语所处的状态
The workers were soon tired
工人们很快就累了
The book is well written
这本书写得很好
常用在句中作表语的过去分词有:used,closed,covered,interested,followed,satisfied,surrounded,done,lost,decided,prepared,saved,shut,won,completed,crowded,dre