【单选题】【消耗次数：1】
8.They can’t leave until they ______ their work.
①
did
②
are doing
③
have done
④
has done
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【单选题】
They can’t leave until they _________ their work .
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【单选题】
They can’t leave until they _______ their work .
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not to do
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③
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④
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Can anything be done to_________ the negative influence of some television programs?
①
accept
②
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③
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①
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①
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【单选题】
液体辅料醋的炮制作用是（ ）。
①
增强疗效；利于粉碎，便于制剂和服用
②
增强润肺止咳的作用；增强补脾益气的作用；缓和药性
③
引药上行，增强活血通络作用，改变药性，矫臭去腥
④
引药入肝，增强活血止痛作用；降低毒性，缓和药性；矫臭矫味
⑤
制其寒性，增强和胃止呕作用；缓和副作用，增强疗效
【单选题】
醋香附的炮制作用是（ ）。
①
专入肝经，疏肝止痛作用增强，并能消积化滞
②
行气止痛作用增强
③
填阴滋血，抑制浮阳之性，增清肝退热功效
④
毒性减低，峻泻作用缓和
⑤
刺激性缓和，利于服用，便于粉碎，能增强活血止痛、收敛生肌的功效