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【简答题】
对于非规范化的模式, 将 1NF 经过 转变为 2NF ,将 2NF 经过 转变为 3NF
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【简答题】He always appears to _________.此题出自2015年湖北宜昌中考英语真题及答案 . ---He always appears to _________. ---That’s because he’s really knowledgeable and experienced. A. make an effort B. have a point C. pull togeth...
【单选题】He appears to be optimistic, but, ______, he is quite pessimistic.
A.
in particular
B.
on one hand
C.
for one thing
D.
as a matter of fact
【单选题】What impresses me most is _________ he appears in front of others, he wears a sincere and charming smile.
A.
which
C.
that C. where C. that whenever
【单选题】______ he knew nothing about the matter.
A.
He appears as if
B.
It seems that
C.
It appears as if
D.
It seems as if
【单选题】What impresses me most is ______ he appears in front of others, he wears a sincere and charming smile．
A.
which
B.
that
C.
where D that whenever
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