If the food tastes nice, I'll go to buy some more;  _______, I _______.[ ]

A. if not, won't              

B. when not, won't go 

C. if any, don't              

D. when ever, don't

双休日我和朋友去看电影，当两个多小时后回到家中，我发现挂钟的分针和时针对调了位置．我不在家的时间一共是两小时几分？