My best friend Tim is studying in ______ school now, I can't play with him. I really miss him. [ ]

A. other

B. another

C. others

D. the other

患者女性，23岁，高烧两周，应用抗生素、退烧药无效，伴脱发、关节疼痛。检查：面部水肿性红斑，手指末端及甲周有紫红色斑片，压之部分退色。为明确诊断需要做的实验室检查有

A．血常规

B．尿常规

C．抗核抗体

D．血清补体

E．以上都是