皮皮学，免费搜题
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【单选题】
药品分析主要是研究()A.
药品的生产工艺
B.
药品的化学组成
C.
药品的质量控制
D.
药品的化学
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【多选题】影片中幽默的语言给观众留下了深刻的印象,请选出电影中Sabrina的父亲使用的一些幽默的语言。
A.
You should host a talk show. Sabrina, the full-time observation of David Larrabee is not a recognized profession.
B.
You’ve spent more of your life up that tree than you have on solid ground.”
C.
… and not constantly thinking about you-know-who.
【单选题】David constantly_____ his office early, which has annoyed his boss.
A.
is leaving
B.
left
C.
leaves
D.
has left