, I'll go and visit you when I am on business in Beijing?. [ ]

A. If time permitted

B. Time permits

C. Time permitted

D. Time permitting

—Smoking and drunkenness(酗酒) are both bad for people’s health.       

—Yes. So we should ______ cigarettes and alcohol.        [ ]

A. shut down                

B. get on with

C. stay away from            

D. put away