公共场所经营者应当制定（）或者方案，定期检查公共场所各项卫生制度、措施的落实情况，及时消除危害公众健康的隐患。
参考答案：公共场所危害健康事故应急预案
MS的治疗方法包括()
A.激素
B.硫唑嘌呤
C.干扰素-β
D.环孢素A
E.干扰素-γ
根据对话内容及首字母提示完成对话。
Sally: Hello, Barry. I n__小题1: some things for class this afternoon. Can you b 小题2:them to school for me, please?
Barry: OK. Where are they?
Sally: My English book is on the desk. And the ruler is in the d__小题3:.And my notebook...
Barry: Where’s your notebook?
Sally: Uh. it’s on the d 小题4:. Oh, no. It’s on the desk. And my CDs, they’re on the bookcase.
Barry: Well. I’ll meet you a__小题5: 12 o’clock.
