单一恐惧症指患者对某一具体的物件、动物等有一种不合理的恐惧()
参考答案：对
—It’s our duty to homeless people in earthquake areas food and clothes.
—I agree with you. We should do something for them.
A. provide, of B. provide , with C. provide , for
产品质量检验的记录应由产品形成过程的( )签字，以便质量追溯，明确质量责任。
A．作业人员
B．管理者
C．检验人员
D．检验文件制定人员
