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问题
单项选择题
《进口药品通关单》是针对( )的进口管理批件。
A．麻醉药品
B．精神药品
C．一般药品
D．所有药品
答案
参考答案：
C
选择题
— What happened to the priceless works of art?
—
.
A. They were destroyed in the earthquake
B. The earthquake was destroying them
C. They destroyed in the earthquake
D. The earthquake destroyed them
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问答题 简答题
乙炔发生器上安装安全阀的目的是什么？
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