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【单选题】
He told the truth to the manager in a way ________ surprised everyone present at the meeting.A.
/
B.
which
C.
in which
D.
where
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皮皮学刷刷变学霸
举一反三
【单选题】This passage is most probably written by someone who works for a ______.
A.
newspaper
B.
consulting firm
C.
research institute
D.
government agency
【单选题】— Who works harder. Rose or Lily? — I'm afraid ______ works hard. [ ]
A.
either
B.
neither
C.
all
D.
both
【简答题】在一个关系的若干候选码中指定一个用来惟一标识该关系元组的候选码称为【 】。