They urged the students _______ the work on time.

A．finishing

B．to finish

C．finished

D．have finished

急性间质性肾炎的病因分类中，错误的是（）.

A.药物过敏性AIN

B.感染相关性AIN

C.特发性AIN

D.免疫相关性AIN

E.以上均不是