治疗葡萄球菌肺炎最有效的药物为（）
A．青霉素
B．喹诺酮类药物
C．大环内酯类药物
D．头孢菌素类药物
E．万古霉素
参考答案：E
I would like ____ you to my birthday party, but I was busy and forgot to call you.
[ ]
A. to invite
B. inviting
C. to have invited
D. having invited
施工单位负责对建设工程档案的接收、收集、保管和利用等日常性的管理工作。
