主、系、表结构课件.ppt

* 主系表结构 7.15 主语 + 系动词 + 表语 Subject Link verb Predicative 一.主语 主语可以是什么？ The chair is green. 名词 He is from England. Playing the computer is my hobby. What she said is right. 代词 动名词 从句 △名词主要由 、 、 或 充当。 名词 代词 动名词 从句 二.系动词 ①状态、属性类动词 be（am、is、are ） /was、were 他是一名教师。 He is a teacher. 他生病了。 He is ill. 他习惯自己一个人待着。 be used to doing stay He is used to staying alone. ②持续类动词 keep、remain、stay 继续是，仍然是 我们仍然可以做朋友。 We can remain friends. 我们要保持身体较康。 We should keep healthy. 门仍然是关着的。 The door remains closed. 他保持沉默。 He keeps/stays slient. slient △keep、stay都可以表示 ，但如果表示身体健康方面的， 只能用 。 保持 keep ③表“像”系动词 appear、seem appear、seem+ 形容词 你似乎很累。 You seem tired. 她好像身体很好。 She appears well. 他好像很开心。 He appears happy. to do 他似乎喜欢这个。 He seems to like it. 她看起来像是一个二十岁的女孩。 She seems to be a 20-year-old girl. that+从句 It seems/appears that+从句 好像他犯了一个错误。 It seemed that he made a mistake. =He seemed to make a mistake. 他好像在自言自语。 It seems that he is talking to himself. =He seems to be talking to himself. ※①seem、appear是除了be动词外唯一可以直接加not表示否定的系动词。 He doest seem to be her father. =He seems not to be her father. The baby doesnt appear to be aweak. =The baby appears not to be aweak. ②seem、appear常与there连用。 那里好像只有一个房间。 There seems to be only one room. 这里好像有一些水。 There appears to be some water. 那里好像明天有一场聚会。 There seems to be a party tommrow. ④表示感官类的动词：……起来（是） 看起来 look 听起来 sound 闻起来 smell 尝起来 taste 摸起来；感觉起来 feel 这听起来是一个好主意。 I