为何把 like a invisible hand to push them to do all the things best改为like an invisible hand pushing them to do all the thin
问题描述：
为何把 like a invisible hand to push them to do all the things best改为like an invisible hand pushing them to do all the things well
答
to push是to do不定式形式,一般表示“要做……”即指事情还没做；
pushing是doing形式,属于现在分词形式,表示“正在做……”即指事情在进行中.