慢性支气管炎急性发作期治疗最主要的措施是（）
A.止咳祛痰
B.控制感染
C.解痉平喘
D.菌苗注射
E.吸氧补液
参考答案：B
I hope my parents ______ the Mid-autumn Party in our school. Because I will dance with my friends ______ it. [ ]
A. to come to, on
B. to hold, at
C. can come to, at
D. to come to, at
请示的种类可分为（）的请示。
A、请求批准
B、请求指示
C、请求批转
D、请求裁决
