—Which do you like better, the country life or the city life?        

—_____. On weekdays I like living in the city, but I usually spend my weekends and holidays in the

    country.        [ ]

A. Sounds good

B. I think so

C. It's hard to say

某同学在用已校零的弹簧测力计测量一物体的重力时，误将弹簧测力计倒置，物体挂在了拉环上，如图所示，当物体静止时，弹簧秤的示数是9.0N，则该物体的重力

A．一定等于9.0N

B．一定大于9.0N

C．一定小于9.0N

D．一定不小于9.0N