— Tommy is planning to buy a car.    

— I know. By next month, he   enough for a used one.    [ ]

A. saves        

B. saved  

C. will save      

D. will have saved

下列糖皮质激素类药物中抗炎作用最强的是

A．泼尼松

B．泼尼松龙

C．地塞米松

D．可的松

E．氢化可的松