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在战国、秦汉、南北朝时期,我国精耕细作农业进入成型期,其主要标志是南方水田精耕细作技术体系的形成和成熟。
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口服制剂溶出速率快慢排列为

A. 包衣片<片剂<胶囊剂<散剂<混悬剂
B. 混悬剂<包衣片<片剂<胶囊剂<散剂
C. 胶囊剂<片剂<包衣片<散剂<混悬剂
D. 散剂<胶囊剂<片剂<包衣片<混悬剂
E. 片剂<包衣片<胶囊剂<散剂<混悬剂

The American Congress has all the following power EXCEPT

A. investigating and overseeing executive branch and its agencies.
B. making federal laws.
C. defining two-chamber system.
D. appointing the judges of the Supreme Court.

下列软膏剂基质中属于类脂类基质的是

A. 凡士林
B. 羊毛脂
C. 石蜡
D. 麻油
E. 硅酮

Firth used______to illustrate the close relationship between language use and its co-occurrence factors.

A. context
B. register
C. implicature
D. reference

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