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【判断题】
假设有关系模式R(A,B,C,D),其中A为码,则R至少满足2NF。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】市场调研的方式有哪些?
【单选题】He ______ the ups and downs he had gone through in the past two years.
A.
recalled
B.
reminded
C.
recited
D.
recollected
【单选题】Lord Jim_____a private school five years ago with the money he earned through hard work.
A.
finds
B.
found
C.
founds
D.
founded
【单选题】Through the years he ______ sufficient money to buy a flat by driving taxi.
A.
provided
B.
increased
C.
reassured
D.
accumulated
【判断题】Andy succeeded in prison escape through the tunnel he dug for years mainly in order to seek freedom and justice.
A.
正确
B.
错误
【单选题】Through the years he ________ sufficient money to buy a farm.
A.
gathered
B.
accelerated
C.
accumulated
D.
accused
【单选题】Through the years he ____________ sufficient money to buy a big house.
A.
reserved
B.
stored
C.
preserved
D.
accumulated
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