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【多选题】
见保函业务中，银行的付款责任是（ ）。A.
第一性
B.
第二性
C.
无条件
D.
有条件
E.
受某些条件的限制和约束
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Thailand was once called “Land of the White Elephant” because_______.
A.
white elephant is rarely seen and thus very special
B.
white elephant was a national symbol until the 1920s
C.
white elephant has helped kings to gain the ruling authority
D.
this name was so romantic that it was popular among visitors
【单选题】There is _____ elephant in the zoo. _____ elephant is from Africa. [ ]
A.
a; The
B.
an; The
C.
/ ; An
D.
a; An
【简答题】adv. 短暂地;简略地;暂时地
【单选题】There is _______ elephant and two tigers in the zoo. _______ elephant is from South Africa. [ ]
A.
an; The
B.
the; A
C.
an; An
D.
a; An
【单选题】There is_____________ elephant in the zoo,___________ elephant is from Africa.
A.
a, the
B.
an, the
C.
/, an
D.
a, an
【单选题】时间数列可分为随机性时间数列和非随机性时间数列。其中不属于非随机性时间数列的是( )。
A.
平稳性时间数列
B.
波动性时间数列
C.
趋势性时间数列
D.
季节性时间数列
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