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【单选题】
一家银行在证券市场上以自己持有的国债作为质押,向投资者融资,支付约定利息,到期之后再购回这些国债,这样的交易叫做________A.
卖出国债
B.
买入国债
C.
国债回购
D.
国债质押
E.
国债抵押
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【单选题】人们在工作环境中因直接接触职业性有害因素所导致的疾病称之为职业病,分为 10 大类,132 个病种。下列对职业病的特点描述不正确的是( )
A.
病因明确,为职业性有害因素
B.
病因与疾病之间一般存在接触水平-效应关系
C.
群体发病,很少只出现个别患者
D.
重在治疗,治疗个体有助于控制人群发病
E.
早期诊断、及时合理处理,预后康复效果较好
【单选题】患者，男，35岁，因在高热环境下持续工作12小时而出现头痛、头晕、乏力、多汗等症状，不久体温迅速升高到41℃，并出现颜面潮红、昏迷、休克。此时最佳的降温措施应为
A.
冰盐水灌肠
B.
物理降温+药物降温
C.
冬眠合剂
D.
静脉滴注葡萄糖盐水
E.
冰帽
【单选题】---Jack didn’t pass the examination last week. ---_______? He had been working so hard at his lessons.
A.
What for
B.
Pardon
C.
Did he
D.
How come
【单选题】S he had been working for 10 consecutive days -- she .
A.
must be very tired
B.
must n't have been very tired
C.
mustn't be very tired
D.
m ust have been very tired
【单选题】Tom said he had been working for three hours, _____ ,evidently, was untrue.
A.
he
B.
this
C.
it
D.
which
【单选题】His success was due to______he had been working hard all the time.
A.
that
B.
the fact which
C.
the fact that
D.
the fact what
【单选题】C语言的编译系统对宏命令的处理是( )。
A.
在程序运行时进行的
B.
在程序连接时进行的
C.
和C程序中的其它语句同时进行编译的
D.
在对源程序代码编译之前进行的
【单选题】His success was due partly to ______ he had been working hard.
A.
that
B.
the fact which
C.
being followed
D.
having followed
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