—Doctor, I am afraid I am getting fat these days.

—     slim, you should change your diet and lifestyle.

A．Keeping

B．Keeps

C．Keep

D．To keep

烟草专卖许可证是指(　　)行政主管部门准许公民、法人或其他组织从事烟草专卖品生产、销售、进出口等活动而核发的一种证明文书。

A．工商

B．烟草专卖

C．政府

D．卫生监督