一使役动词have, let, make1. have的用法1）have +宾语+do（省略to的不定式）：表示主语“要”“使”“让”宾语干某事，宾语和宾补之间是一种主动关系。The rich lady had the singer eat with her servants.这位富有的女士让这位歌手和她的仆人一起吃饭。I will have him come and help you.我会让他来帮助你的。2）have+宾语+现在分词：表示让某人或物连续进行某动作或处于某状态中，宾语和宾补是一种主动关系。The two cheats had the lights burning all night long.这两个骗子让灯整晚亮着。He had us waiting for him three hours yesterday.昨天他让我们一直等了他三个小时。I have them all talking to each other in English.我鼓励他们用英语交谈。3）have +宾语+过去分词：表示主语的主观意志，即主
