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【判断题】
分支限界算法的活结点一旦成为扩展结点,就一次性产生其所有儿子结点。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】synonym:exchange
【单选题】What does the man want?
A.
To ask the woman for some money.
B.
To exchange foreign currency for RMB.
C.
To deposit pounds and US dollars.
D.
To exchange RMB for US dollars and pounds.
【单选题】In his culture, ______ it was, this exchange of names on pieces of paper was probably a formal politeness, like saying 'thank you.'
A.
all that
B.
whatever
C.
whichever
D.
what
【简答题】synonym:exchange for
【单选题】Currency swap is___________ purchase and sale of a given amount of foreign exchange for two different value dates.
A.
continuous
B.
exact
C.
simultaneous
D.
opposite
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