问题
单项选择题
Amongthemedicinalpreparationsnowwidelyusedarepowders,granules,pills,extracts,tabletsandinjections．Whichofthefollowingisnotmentionedinthesentence
A．粉末
B．胶囊剂
C．丸剂
D．颗粒剂
E．注射剂
答案
参考答案：B
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