遇见军队首长陪同的来队外宾时，对比自己职位或者军衔高的应当敬礼。参加外事活动与外宾接触时，对比自己职位或者军衔高的不应敬礼。
参考答案：错
It is said that silkworms were first raised by a woman in _____ is now Hebei Province. [ ]
A. which
B. that
C. where
D. what
某进口设备离岸价20万美元，到岸价22万美元，计算汇率为8.3:1，进口关税7%，该设备进口关税为 ( )万元人民币。
A．1.54
B．2.94
C．11.62
D．12.78
