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【单选题】
能降低子宫平滑肌对催产素的敏感性的药物是A.
雄激素
B.
雌激素
C.
维生素
D.
孕激素
E.
糖皮质激素
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举一反三
【单选题】一If he________，he __________that food. 一Luckily he was sent to the hospital immediately.
A.
was warned;would not take
B.
had been warned;would not have taken
C.
would be warned; had not taken
D.
would have been warned; had not taken
【单选题】Which combination is most likely to result in the demand for a product being highly price elastic?
A.
B.
C.
D.
D
【单选题】Gen Y expects work environments to be with choices because they highlight______.
A.
immediate feedback
B.
change
C.
customization
D.
participation
【单选题】which of the following statements is true assuming that demand for a product is price unit elastic:
A.
an increase in price will result in an increase in total revenue
B.
an increase in price will have no effect on total revenue
C.
an increase in price will result in a decline the quantity demanded that is less than the increase in price
D.
an increase in price will result in a decline in total revenue
【单选题】“东周时期，王朝软弱无力，封建主相互混战不绝，表面上是个多事的时期。不过，这也是一个社会经济发生根本变革，从而决定而且永久地决定中国发展进程的时期。”下列说法正确的是：
A.
“王朝软弱无力”指中央集权制度的建立
B.
“经济变革”指土地私有制逐步代替井田制
C.
“多事”指“百家争鸣”局面的出现
D.
“封建主”指新兴地主阶级的产生
【单选题】The word 'dirt' in the last sentence refers to ______ .
A.
underlying form. itself
B.
immediate appearance
C.
romantic understanding
D.
motorcycle maintenance
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