精选优质文档-倾情为你奉上 动名词做主语和宾语第一部分 动名词做主语动名词直接置于句首主语的位置上。往往表示经常性、习惯性的动作。形式:doing1.玩火危险 is dangerous.2 (read)aloud is very important in learning English.3. (找工作)is difficult these days.用形式主语it,把真正的主语动名词结构移置句尾。牢记以下句型: It +be +a waste of time doing 做是浪费时间的 It is/was no good/use doing 做是没用处的 It is useless doing It is/was worth/worthwhile doing 做是值得的即学即练:1.It is a w