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【单选题】
参与IV型反应的细胞是A.
浆细胞、淋巴细胞
B.
浆细胞、巨噬细胞
C.
肥大细胞、淋巴细胞
D.
肥大细胞、浆细胞
E.
淋巴细胞、巨噬细胞
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举一反三
【单选题】When a small child encounters an angry dog, he or she knows that bared fangs signal great danger even without any previous learning.
A.
theoretically
B.
purposefully
C.
implicitly
D.
instinctively
【单选题】integrity Our boss trusts Ramon with the key to the cash register because she knows that he has integrity.
A.
honesty
B.
talent
C.
a good memory
【单选题】If Sam wants to increase her total revenue from her sales of flowers and she knows that the demand for flowers is price elastic, she should
A.
lower her price to increase the demand and shift the demand curve rightward.
B.
raise her price because she knows that the quantity demanded will also increase.
C.
raise her price because she knows that the percentage decrease in the quantity demanded will be smaller than the percentage increase in price.
D.
lower her price because she knows that the percentage increase in the quantity demanded will be greater than the percentage decrease in price.
【简答题】在椎骨中,棘突末端分叉的是 ( ) ,横突上有肋凹的是 ( ) ,棘突宽短而且平直的是 ( ) ,而椎体上有肋凹的是 ( ) 。
【单选题】患者女性,65岁,休克治疗后,血压回升到130/80mmHg,CVP达到10cmH2O, 尿量为15ml/h,为增加尿量应该
A.
输血
B.
增加输液量
C.
使用升压药继续提升血压
D.
使用血管扩张剂和利尿剂
E.
使用强心剂
【简答题】阅读理解。 When Julia Samberg eats her favorite food, she feels bad. She knows that chocolate can have a lot of fat and sugar. But Julia says she loves chocolate so much-once she starts eating it, she can'...
【单选题】When Wang Fang notices the following sign on the way to Shanghai, she knows that .
A.
she can park her car for two hours from 5:30AM to 8:30PM
B.
she can park her car for three hours from 7:30AM to 9:30AM
C.
she can park her car for two hours from 8:30AM to 5:30PM
D.
she can park her car for three hours from 8:30AM to 5:30PM
【单选题】Our boss trusts Ramon with the key to the cash register because she knows that he has integrity.
A.
honesty
B.
talent
C.
a good memory
D.
threat
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