题目内容

Placing your index finger to your lips to mean stop talking or calm down is about the function of contradicting.

A. 对
B. 错

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When we get off the airplane after a long journey, we may say,“I had a good trip.”However, our nonverbal behavior could tell that we are tired during the trip. This example is about the function of complementing.

A. 对
B. 错

下列预防流感的措施中,错误的是()。

A. 尽可能减少与禽类不必要的接触
B. 不购买无卫生检疫的禽
C. 关紧门窗,避免病毒进入
D. 清洁口鼻后应及时洗手

在感染人类的甲乙丙三种流感病毒中,抗原性最稳定的是()。

A. 甲型
B. 乙型
C. 丙型
D. 以上都不对

应用抗菌药物有效地控制感染,必须在感染部位达到有效的抗菌浓度。

A. 对
B. 错

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