条件状语从句怎么改为一般疑问句?比如 If he comes,I will let him go into your office

will you let him go into my office if he comes?从句不变，把主句改为一般疑问句

用 when 连接, should 或 shall 作提问：
Shall I let him go into your office when he comes?

和普通的句子一样,把be动词或助动词提前
If he comes,will you let him go into your office