________ used to be China's hard currency in ancient times.
A. Copper
Bronze
C. Gold
D. Silver
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The home comers of Guma and their husbands must pass by ______places at the village gate and at each one have one cup of rice wine before they have get-together with their family members.
A. 12
B. 13
C. 10
D. 14
__________is the English for 年夜饭;__________ is the English for香肠;__________ is the English for 腊肉;__________ is the English for 糍粑
Making__________ is one of the most basic and the hardest steps of making silverornament.
关于膜剂的叙述中,错误的是( )
A. 膜剂系药物与成膜材料经加工制成的薄膜状制剂
B. 外观应完整光洁、厚度一致,色泽均匀,无明显气泡
C. 生产工艺简单,易于掌握
D. 给药途径范围广
E. 分剂量不太方便