Are you OK?怎么回答

Are you OK?怎么回答 if you are ok,i am ok怎么回答? how are you doing怎么回答可否说i am ok?一定是i am doing how are you doing怎么回答ok/ that's all right /it's nice上面三个哪个好点 May i borrow your dictionary a.OK here you are.b.Fine.c.I dont think so.怎么回答? Hope you are OK! are you ok? are you ok? are you OK?. you are everthing OK? Are you OK? Are you ok? are you ok? Are you ready?怎么回答 怎么回答how are you are you happy?怎么回答 You are pretty.怎么回答 hao are you 怎么回答