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问题 单项选择题 B1型题

常用于过敏性试验或疾病诊断，一次注射量在0.2mL以下的是（）

A.静脉注射液

B.脊椎腔注射液

C.肌肉注射液

D.皮下注射液

E.皮内注射液

答案

参考答案：E

单项选择题

Spyware and other forms of malware are the biggest online threat to your computer's （） nowadays. These malicious （） which get to your PC through freeware, shareware, commercial sites, deceptive pop-ups or in any other way, can record your surfing habits and sites you visit, share your personal information with their partners. Any personal （）, when in wrong hands, can leave you a victim of an "identity theft" by steeling your credit （）details, birth records and other （） information.

Spyware and other forms of malware are the biggest online threat to your computer's （） nowadays.

A. reliability

B. security

C. capability

D. efficiency
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单项选择题

完井作业中，下入（），建立油、气通道。

A、油层套管

B、表层套管

C、导管

D、技术套管
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