— Was it not until last week ______ he decided to give up smoking?

— No. He began _____ he saw the new film last month.

A．when; as soon as

B．that; directly

C．did; after

D．that; till

贾某系某处处长，利用职权为他人解决了户口问题，他人为感谢贾就租下一套住房供贾某居住，至发案搬出，共住2年，贾的行为属于()。

A.受贿罪

B.敲诈勒索罪

C.一般违纪行为

D.贪污罪