"The Diaoyu Islands ______ Chinese territory since ancient times," Premier Wen Jiabao

stressed during the conversation with Japanese Prime Minister. [ ]

A. were

B. have been

C. had been

D. are

下列需要进行治疗药物监测的是

A．维拉帕米

B．青霉素

C．阿奇霉素

D．对乙酰氨基酚

E．地高辛