—You’d better ______ work too hard like this.        

—I see. You mean working too hard makes one tired and ill.   [ ]

A. not          

B. not to        

C. don’t        

D. won’t

注射用葡萄糖粉(已配制成一定剂量或零售包装，专供药用的)( )
A．27 B．25 C．26 D．28