文档介绍：高三英语总复习系列非谓语动词宁化一中邱明鉴不定式、动名词用作主语不定式、动名词用作主语动名词作主语动名词作主语 1 1。直接作主语: 。直接作主语: ( (1 1)眼见为实。)眼见为实。( (2 2)天天做早操有益于健康。)天天做早操有益于健康。( (3 3)吸烟不是好习惯。)吸烟不是好习惯。 1 1 .Seeing .Seeing is believing. is believing. 2. 2. Doing morning exercises Doing morning exercises every day every day is good for health is good for health 3. 3. Smoking Smoking is not a good habit is not a good habit 2. it it作形式主语,常与作形式主语,常与 no use,no good,useless, worthwhile no use,no good,useless, worthwhile 连用连用( (1 1)光说不做没用)光说不做没用( (2 2)做无益的后悔没用)做无益的后悔没用( (3 3)吸烟太多无益)吸烟太多无益( (4 4)学好英语是值得做的)学好英语是值得做的 ’’ s no use talking too much without s no use talking too much without doing anything doing anything ’’ s useless crying over the spilt milk. s useless crying over the spilt milk. ’’ s no good smoking too much s no good smoking too much ’’ s worthwhile learning English well. s worthwhile learning English well. 不定式作主语不定式作主语 1 1。直接作主语。直接作主语( (1 1)眼见为实)眼见为实( (2 2)今天早晨做早操对身体无益)今天早晨做早操对身体无益( (3 3)在这里吸烟很危险)在这里吸烟很危险 see is to believe see is to believe do morning exercises today is not do morning exercises today is not good for health. good for health. smoke here is dangerous smoke here is dangerous 2 2。用。用 it it作形式主语,有自己特定的句型作形式主语,有自己特定的句型( (1 1)你这么说真是太好了)你这么说真是太好了( (2 2)他说出这样的话太愚蠢了)他说出这样的话太愚蠢了( (3 3)我们学好英语是必要的)我们学好英语是必要的( (4 4)你们学好英语语法并不难)你们学好英语语法并不难 is very kind of you to say so. is very kind of you to say so. ’’ s very foolish of him to say such things s very foolish of him to say such things is necessary for us to learn English well is necessary for us to learn English well ’’ s not difficult for you to learn well English s not difficult for you to learn well English grammar grammar 3. ( (1 1)李垒每天花两个半小时完成作业)李垒每天花两个半小时完成作业( (2 2)你昨晚用多长时间写完的作文? )你昨晚用多长时间写完的作文? takes takes LiLei LiLei two and a half hours plete his homework. two and a half hours plete his homework. lon