请问是believe sb.doing 还是believe sb to do?如问

请问是believe sb.doing 还是believe sb to do?如问 是believe in sb 还是believe sb 有没有believe hink sb doing形式? 请问save sb from doing sth是啥意思 请问：是keep sb. do sth.还是 keep sb doing sth. excuse sb for doing 可以省略吗 请问excuse sb 请问,believe sb；believe in sb；believe sh,这三个词组的含义,有什么区别,尽量详细点. 请问have sb.to do ,have sb.done,have sb.do,have sb.doing 的区别 请问什么时候用 see sb doing sth 什么时候用 look at sb doing sth什么时候用 watch sb doing sth 请问see sb do 和 see sb doing 有什么区别,对动词有要求吗?会不会doing 必须是延续性动词? 是suggest sb to do 还是 suggest sb doing? 是attract sb to do还是attract sb to doing? suggest sb doing 中sb是主格还是宾格? like sb 【 】 sth是to do 、doing? find sb 后面是接doing还是?... hear sb.doing sth.是神马意思? Stop sb.from ...三者区别.Stop sb.from doing sth.Prevent sb.from doing sth.Protect sb.from doing sth.请问三者区别是什么,请各举一例~ believe sth sb造句?