《实施卫生与植物卫生措施协定》要求各成员采用卫生和植物卫生措施时，应建立在已有的区域性或本国的标准、指南或建议的基础上。
参考答案：错
决定人类欲望和行为的基本因素是（）。
A.文化
B.收入
C.亚文化
D.社会阶层
Which nursing action is most effective in defusing a client’s impending violent behavior（）
A. Helping the client identify and express feelings of anxiety and anger.
B. Involving the client in a quiet activity to divert attention.
C. Leaving the client alone until he can talk about his feelings.
D. Placing the client in seclusion.
