动名词形式时态语态主 动 式被 动 式一 般 式doingbeing done完 成 式having donehaving been done 动名词的惯用法： 1)作主语 ① Doing v. … no use no good

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级高三英语非谓语动词综合讲解课件高三英语非谓语动词综合讲解课件不定式动名词用作主语动名词作主语1直接作主语：(1)眼见为实(2)天天做早操有益于健康(3)吸烟不是好习惯1.Seeing is believing.2.Doing morning exercises every day is good for health3.Smo

Unit2 grammarstep1find v-ing form used as subject object predictive in the text on page finding ways to produce more rice has been his life ．Self-learning.动名词作主语(1)动名词直接作主语动名词作主语表示抽象的概念通常直接置于句首Mee