lead to 后面+ doing 还是 do

lead to 后面+ doing 还是 do lead to后面加do还是doing?(英语翻译) lead这个动词后面跟doing还是to do lead sb 后跟什么?to do 还是 do doing? lead to do or doing lead.to中的to是介词吗?如果是,后面是不是应该用doing? lead to的用法比如lead sb后是do还是doing还是to do有没有lead后直接加动词,有的话接动词什么形式是lead to的用法，不是lead 的用法 refuse 后面接doing还是to do refuse后面加to do 还是doing Study 后面+to do 还是 doing? Why not 后面+doing 还是to do? complete后面是doing 还是to do? adjust to 后面加doing还是do? except后面是doing还是to do spend后面加doing还是to do? aim后面接to do 还是doing hard后面加doing还是to do attach importance to doing /do后面应该是doing还是do?