The nurse is developing a teaching plan for a client with diabetes mellitus. A client with diabetes mellitus should （）.

A．use commercial preparations to remove corns.

B．cut toenails by rounding edges.

C．wash and inspect feet daily.

D．walk barefoot at least once each day.

主要作用于M期的抗癌药（）

A.氟尿嘧啶

B.长春新碱

C.环磷酰胺

D.泼尼松龙

E.柔红霉素