You had better ________ some time every day for sports so that you can keep yourself energetic.(2012·福建)

A．set aside

B．take up

C．put away

D．give out

在CAD中外墙的宽度应该限制在（）mm之间

A．0.05-0.09

B．0.6-0.9

C．1.6-0.9

D．0.03-0.06