哮喘急性发作时不宜使用（） A.特布他林吸入 B.沙丁胺醇吸入 C.西替利嗪口服 D

用所给单词的正确形式填空.

1. It is useful to learn some _____ (science) knowledge in everyday life.

2. It's a _____ (rain) day and you'd better take your umbrella with you.

3. We should do what we can to protect the _____ (danger) animals in China.

4. Your _____ (suggest) are acceptable.

5. He's shy and feels _____ (comfortable) among girls.

6. He will easily find a job with his _____ (know) and skills.

7. Soft _____ (light) in a restaurant makes us look good.

8. This kind of shampoo can make your hair smooth and _____ (silk).

9. Look! There is a sign with words "No_____ (smoke)" .

10. Fast food _____ (own) know how to serve people.

药品经营企业购销记录必须注明（）

A．常用药品价格

B．药品价格清单

C．药品招标价格

D．药品零售价格

E．药品购销价格

根据重大事故的特点，应急救援行动必须做到迅速、准确和有效。

国际贸易支付方式主要有（）

A.汇付

B.托付

C.信用证

D.票付

E.现金交易

下述各项控制梭状芽孢杆菌生长繁殖的方法中错误的是（）

A.用氧化剂冲洗创口

B.用止血带防止感染扩散

C.用3个大气压的纯氧治疗

D.投给大剂量的青霉素

E.可使用四环素