是keep you update 还是keep you updated 呢,why?

是keep you update 还是keep you updated 呢,why? 求问keep you update 和keep you updated哪个正确? Will keep you updated very soon I'll keep you update是什么意思 Why keep you head keep updated I will keep you updated on the progress I read it this morning and I keep you updated why are you keep silence? keep me updated Why do you keep on smiling? Why must you keep complaining __________?