患者男性，52岁，高血压病史20年，近来活动后气喘。心电图如图5-11所示，应诊断为

阅读短文，回答问题。

      Everyone in Mr. Brown's family is busy this weekend. Mr. Brown is going to the bank in the morning.

Mrs. Brown is going to buy some food. Their daughter Ann is going to finish her homework. Ann's brother

Tom is going to play computer games. And then, they're going to visit Ann and Tom's grandparents in the

afternoon. They're going to go by subway because the Browns' house is far from theirs.

1. Is everyone busy this weekend?

________________________________________________________

2. What's Mr. Brown going to do?

________________________________________________________

3. Do Mr. and Mrs. Brown have two children?

________________________________________________________

4. Does Tom have a sister?

________________________________________________________

根据《消防法》的规定，举行大型集会、灯会等群众性活动，承办人应当依法向公安机关申请安全许可，制定（）并组织演练。

A.消防演练计划

B.灭火和应急疏散预案

C.事故应急救援预案

D.火灾预防计划

医院感染用的流行病学调查方法有（）。

A.爆发调查

B.现场调查

C.病例对照研究

D.队列研究

E.干预研究

小学课程应突出体现社会发展要求、儿童自身身心发展要求与儿童身心现有发展水平，以及符合教师的水平、学校的设备完善程度等客观条件。