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【单选题】
关于白喉免疫的叙述，错误的是A.
主要是抗毒素中和外毒素的作用
B.
人出生时，可从母体获得免疫
C.
隐性感染后无免疫力
D.
接种DPT（破三联疫苗）后可获得终身免疫
E.
可用Schick test测定机体有无免疫力
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】病人,女性59岁,胰腺癌根治术后第六天体温39.1摄氏度,脉搏106次,诉腹痛查体右上腹压痛反跳痛,肌紧张,T管引流量突然减少,并见腹壁伤口处溢出胆汁样液体该病人可能发生了
A.
出血
B.
胰瘘
C.
感染
D.
胆瘘
E.
引流管脱落
【单选题】听力原文：W: Would you like another cup of tea or coffee? M: No, thanks. I'd like something to eat. What would he like?
A.
A cup of tea.
B.
A cup of coffee.
C.
Something to eat.
【单选题】The process of calculating what dollars received in the future are worth today is called _________
A.
calculating the yield to maturity.
B.
discounting the future.
C.
compounding the future.
D.
compounding the present.
【单选题】Dollars received in the future are worth _________ than dollars received today. The process of calculating what dollars received in the future are worth today is called _________
A.
more; discounting.
B.
less; discounting.
C.
more; inflating.
D.
less; inflating.
【简答题】A great deal of ( ) damage was done to the engine. He received a million dollars in ( ) damages after the car accident.
【单选题】Huck Finn and Tom Sawyer each received ________ dollars when they found money that the robbers had hidden in the cave:
A.
3,000 dollars
B.
12,000 dollars
C.
6,000 dollars
D.
no money
【单选题】Dollars received in the future are worth ________ than dollars received today. The process of calculating what dollars received in the future are worth today is called ________.
A.
more; discounting
B.
less; inflating
C.
less; discounting
D.
more; inflating
【判断题】In 2016 alone, over 192 American synthetic-biology firms received approximately 828 million dollars in private investments. In 2017, 50 American synthetic-biology companies secured over 3.7 billion do...
A.
正确
B.
错误
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