【单选题】特定运价是对一些特殊运输方式和特殊运价区段制定的( )运价。
【单选题】欧米茄手表等奢侈品价格昂贵、品质精良,只有少数人消费得起,其渠道( )。
【简答题】n. 角;角落;拐角 2. v. 改正;纠正 a. 正确的,对的;恰当的 3. v. 值(多少钱);花费; n. 价格 4. n. 棉花 a. 棉花的 5. n.& vi. 咳嗽
【单选题】For a competitive market,
A.
a seller can always increase her profit by raising the price of her product.
B.
if a seller charges more than the going price, buyers will go elsewhere to make their purchases.
C.
a seller often charges less than the going price to increase sales and profit.
D.
a single buyer can influence the price of the product but only when purchasing from several sellers in a short period of time.
【简答题】留钾利尿药有__________、__________,其中__________仅当体内有_________存在时才发挥作用,对切除肾 上腺的动物无利尿作用。
【简答题】留钾的利尿药物有____。 氢氯噻嗪 B、螺内酯 C、氨苯蝶啶 D、阿米洛利 E、乙酰唑胺 标准答案:BCD
【单选题】1方形横截面,其边长小于200mm,不小于50mm的坯料称为( )。