In China, ______ pressure to pass _____ exams tends to cause lack of students’ creativity.

A  /; the               B  a; the         C. the; /                D. / ; the

针对下列血清HBV标志物检测结果回答问题

急性或慢性乙型病毒性肝炎，HBV复制活跃（）。

A.A

B.B

C.C

D.D

E.E