具有泻下攻积、润燥软坚、清热消肿功效的药物是（）。
A.大黄
B.甘遂
C.芒硝
D.番泻叶
E.郁李仁
参考答案：C
-- How are you getting on with your deskmate?
-- She is the last one I want to talk to . __________ .
A She has turned me in B She is always turning me off
C She had said bad words behind me D She turns me out
在威尼斯歌剧乐派中，逐渐形成（）。
A.分节歌咏叹调
B.固定低音咏叹调
C.返始咏叹调
D.咏叙调
