引起病毒性心肌炎最常见的病毒是
A．ECHO病毒B．脊髓灰质炎病毒C．流感病毒D．疱疹病毒E．柯萨奇病毒
参考答案：E
What shall I ______ my grandpa ______ his birthday? [ ]
A. get, for
B. buy, for
C. find, for
D. give, of
经络的生理功能。
