Question

——you haven't been to Beijing.

Answer 1

A,英语回答肯定时，就用yes，即去过就用yes，回答，没去过就用No，从回答来看此人希望再次去北京可知去过，用yes，I
have
回答一般疑问句时,如果是肯定的回答要用yes,加肯定句;否定的回答要用no,加否定句。
Don't
you
want
to
go?
你难道不想去吗?
Yes,
I
do.
不,我想去。
No,
I
don't.
对,我不想去。