引起病毒性心肌炎最常见的致病菌是（）
A.轮状病毒
B.HBV病毒
C.疱疹病毒
D.HAV病毒
E.柯萨奇病毒B
参考答案：E
— What did Mike do?
— _________________[ ]
A. He did his homework.
B. She did her housework.
C. He goes to school.
基因表达就是
A．基因转录的过程
B．基因翻译的过程
C．基因转录和转录/翻译的过程
D．基因复制、转录和翻译的过程
