I'm ding a survey about learning English.Can I ask you some

I'm ding a survey about learning English.Can I ask you some questions?
I'm ding a survey about learning English.Can I ask you some questions?
（ ）But I have to clean the classroom first.
A,Great B,I'd love to C,sure D,No,I'm busy
选什么,要说明理由,
怎么不选C呀，B,I'd love to要用Would提问的
选B还是选C