find与动词如何搭配（是doing还是do)

doing

find + sb + doing

i found him smoking outside

find sb doing sth发现某人正在做某事
find sb do sth 发现某人做某事
find it adj to do sth发现某事做起来怎么样

find doing 发现sb正在做sth 表示是状态,表当前状态要用doing.

find doing.可以这样记，发现某人做什么肯定是正在做，如果发现某人做过什么，那就是find sb having done