可用被动免疫紧急预防
A.柯萨奇病毒B.埃可病毒C.脊髓灰质炎病毒D.肠道病毒72型E.肠道病毒70型
参考答案:C
根据中文提示写出单词或词组,使句意完整、正确。
小题1:If you want to speak English well, you need to __________( 训练/练习)it every day.
小题2:-Will you _________(采/摘)some flowers for the dinner table??
-Good idea!
小题3:-What are you going to be when you ___________( 长大)?
- I want to a doctor.
小题4:- Bill fell _________(病)yesterday.
-I’m sorry to hear that..
小题5:-How many _________(小时) do you spend on your homework every day?
-About three
(三)危险化学品安全技术
化工装置、设施检修过程中,动火作业属于高危险作业。下列作业中,不属于动火作业的是()。
A.焊接作业
B.切割作业
C.使用砂轮打磨
D.喷漆作业