I want to ask you some questions ___ this subject.A.for B.on C.in D.at该选哪一个?为什么?求讲解

so I want to ask you a question. I want to ask you I want to ask you a question I want to always love you so I want to kiss you so YOU are the first person that I want to ask Dad,I want to ask you some_.OK,please. i want ask you some question 为什么不加to Dad,I want to ask you some_.OK,please. I want to ask you for a favor If you want to ask me teacher .I can teach I want to ask someone i am what to you?i wanna ask?then,so i gonna ask another So,I want to I love those people,I want you to good,ask you to bear in mind. 两道英语填空题 急1 running is good for us.so we have nothing (a )running2 i want to ask you a (person)question写出原因 It's I want to ask to Nothing、I only want to ask you Would you like to be my girlfriend?