16. I ________ an invitation from one of my friends, but I have no idea ________ it or not.

A．received; whether to accept

B．accepted; whether to receive

C．got; if to accept

D．got; if I accepted

可导致流行性角结膜炎的是()

A．肠道病毒70型

B．柯萨奇病毒A24型

C．腺病毒8、19、29、37型

D．带状疱疹病毒

E．单纯疱疹病毒