—Would you like _____ a new motorbike or a second-hand car?                  

—I would rather _____ a new motorbike.                     [ ]

A. to buy, buy                    

B. to buy, to buy              

C. buy, buy

女性，57岁，患类风湿关节炎10年，加重1周，服用布洛芬2天后自觉发热伴腰痛、皮疹、尿少就诊，初步诊断怀疑急性药物过敏性间质性肾炎，下列尿检中对诊断最有帮助的是（）

A.尿蛋白

B.尿嗜酸性粒细胞

C.尿红细胞

D.尿肌酐

E.尿渗透压