()动词不定式: 作表语: My job is to drive them to the power station every day. 动词不定式在系动词be之后作表语,与 表示将来时的be+动词不定式结构有 所区别,如
(一) 动词不定式: 作表语: My job is to drive them to the power station every day. 动词不定式在系动词be之后作表语,与 表示将来时的be + 动词不定式结构有 所区别, 如:
Our plan is to set up another middle school for the peasants'children.我们的 计划是给农民子弟再成立一所中学 (句中的谓语动词为is,动词不定式 to set up…为表语主语为plan,但plan并不是动 词不定式的逻辑主语,即动词不定式 to set up所表示的动作不是主语plam产生的。)
Our plan is to set up another middle school for the peasants’ children. 我们的 计划是给农民子弟再成立一所中学。 (句中的谓语动词为is,动词不定式to set up… 为表语,主语为plan,但plan并不是动 词不定式的逻辑主语,即动词不定式 to set up所表示的动作不是主语plan产生的。)
(句中的 are to set ul整个结构为句中谓语, 主语为we,同时也是动词不定式 to set up 所表示的动作的逻辑主语,即动词不定式 to set up所表示的动作是由we产生的)
(句中的are to set up整个结构为句中谓语, 主语为we,同时也是动词不定式to set up 所表示的动作的逻辑主语,即动词不定式 to set up所表示的动作是由we产生的)
疑问词+动词不定式:疑问代词和疑问 副词后可加动词不定式构成不定式短语, 在句中可表语如: The problem is how to prevent them from swimming in this river. The question was where to get the medicine needed
疑问词 + 动词不定式:疑问代词和疑问 副词后可加动词不定式构成不定式短语, 在句中可表语 如: The problem is how to prevent them from swimming in this river. The question was where to get the medicine needed
2.-ing形式 作表语: Her job is washing and cooking. My hobby is collecting stamps
2. -ing形式 Her job is washing and cooking. My hobby is collecting stamps. 作表语: