decide后动词用什么形式

vt.＆vi.决定,决心；名词形式为decision.其基本用法如下： 1)跟名词或代词： ①It is the people who decide the fate of mankind. 决定人类命运的是人民. ②The question will be decided by themselves. 问题将由他们自己决定. 2)跟不定式： ①He decided to give a one-man show.他决定唱一段独角戏. ②We haven't decided when to start.我们还没决定何时动身. 3)跟从句： ①Let's first decide where we should go. (=Let's first decide where to go.) 我们先决定一下到什么地方去. ②It is not decided whether we will go there. 还没有决定我们是不是去那儿. 4)跟介词短语(跟on或upon,表示“就某事做出决定”)： ①Don't decide on important matters too quickly. 重要的事情不要匆忙做出决定.