题目内容

常用的杀寄生虫药物有_、和___等。

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对病人的体征检查是通过()，全面地检查伤病员。

A. 听、看、闻、触
B. 摸、看、闻、触
C. 听、看及评估

细菌疫苗的接种方法主要有_、、和___。

Wilmer Jones owns several restaurants in different cities. His restaurants compete on quality of food and service, price, and marketinc. With regard to potential benefits of trading rice and plastic between Colfax and Birklund:

A. perfect competition
B. monopolistic competition
C. oligopoly

致病微生物包括、、和。