被投诉者应当在接到投诉通知书之日起15日内做出书面答复。（）
参考答案：错
She felt disappointed when she found out they had gone swimming____ her.
A．but
B．except
C．except for
D．without
急性脓胸的病程是在（）
A.6周内
B.2个月内
C.3个月内
D.6个月内
E.2周内
