动名词做主语.ppt

动词-ing形式作主语和宾语;动词的 -ing 形式可分为动名词和现在分词两类。 作为动名词，它有名词的基本性质，因此动名词可以在句子中充当主语、宾语、表语，宾语补足语和定语。; 1.动名词做主语 (动名词做主语往往表示经常性、习惯性的动作。此时，谓语动词用单数形式);1）形式一 动名词在句首直接做主语;2）It 在句首做形式主语，而动名词在后面做真 正的逻辑上的主语;改一改：;2.动名词做宾语; 1)作及物动词宾语。 Would you mind opening the window? The girl practices playing the violin every evening. 2)it 作形式宾语，代替动名词。 I found it pleasant walking along the river after supper. Do you consider it necessary trying again?;3）接doing的动词及含有介词的动词短语: 动词：mind, allow, stand, suggest, practise, consider, dislike, enjoy, 含介词的动词短语：feel like, give up, look forward to, keep (on), pay attention to, be used to... 4)接doing 又可接to do 的动词: A 意义基本一样，如like, love, hate, begin,... B 意义明显不一样，如remember, forget, regret, stop, go on, mean, try... They stopped to talk. 他们停下来开始讲话。 They stopped talking.他们停止讲话。;填一填;Homwork