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【单选题】
根据样本资料建立的消费函数如下: 其中,C为消费,X为收入,虚拟变量D=1城镇家庭, D=0农村家庭,所有参数均检验显著,则城镇家庭的消费函数为()
A.
A
B.
B
C.
C
D.
D
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举一反三
【单选题】Whistle signals indicating course changes must be sounded ( ).
A.
in fog
B.
when vessels are in sight of one another
C.
when you can be reasonably sure of hearing the other vessel’s acknowledgement
D.
every time you alter course
【单选题】细菌分段划线接种法使用的标本是
A.
含菌量不多的标本
B.
粪便等含菌量较多的标本
C.
纯培养
D.
血液等含菌量少的标本
【单选题】公安工作要处理社会矛盾中最具有对抗性、隐蔽性和腐蚀性的问题,就要坚持严格自律,这样才能使公安机关加强战斗力和保持纯洁性。( )
A.
正确
B.
错误
【单选题】公安工作要处理社会矛盾中最具有对抗性、隐蔽性和腐蚀性的问题,坚持严格自律,才能使公安机关加强战斗力和保持纯洁性。( )
A.
正确
B.
错误
【简答题】In one way of thinking, failure is a part of life. In another way, failure may be a way towards success. The “spider story” is often told. Robert Bruce, leader of the Scots in the 13th century, was hi...
【单选题】It is famous for its _________in helping homeless people return to a normal life .
A.
succeed         
B.
success        
C.
successful
【单选题】Whistle signals indicating course changes must be sounded______
A.
when in sight of one another
B.
when altering course
C.
in fog
D.
at turning
【单选题】Whistle signals indicating course changes must be sounded .
A.
when you can be reasonably sure of hearing the other vessel's acknowledgment
B.
in fog
C.
when vessels are in sight of one another
D.
every time you alter course
【单选题】When whistle signals are used for launching lifeboats,one short blast means().
A.
use the float-free method only
B.
lower all boats
C.
raise all boats
D.
drill is over,secure all boats
【单选题】“其他应收款”的核算内容 不 包括( )。
A.
应收赔款、罚款
B.
收取的包装物押金租金
C.
备用金
D.
销售尾款、代垫运杂费
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