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【简答题】
在SQL Server 2008中,字段的NOT NULL属性用来表示()约束
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举一反三
【单选题】Susan started working for the company
A.
next year.
B.
one year ago.
C.
two years ago.
【单选题】He is said _______ his novel a year ago, but I don’t know why it hasn’t come out.
A.
to finish
B.
to have finished
C.
to be finished
D.
to have been finished
【简答题】When George was thirty-five, he bought a small plane and learned to fly it. He soon became very good and made his plane do all kinds of tricks(特技). George had a friend. His name was Mark. One day Geor...
【简答题】George liked flying a plane. Once he bought a small plane and learned how to fly it. He soon became so good that he could make his plane do all kinds of tricks（技巧）. George had a friend. His name was P...
【单选题】肖先生,32岁。患蛛网膜下隙出血,经治疗2周病情好转,突然不明原因病情恶化,并出现意识障碍和偏瘫、失语。最可能发生的情况是
A.
继发脑出血
B.
蛛网膜下隙再出血
C.
迟发性脑血管痉挛
D.
正常颅压脑积水
E.
脑疝
【单选题】They _____ in a factory now, but they _____ there a year ago. [ ]
A.
works; not worked
B.
work; didn't work
C.
works; isn't working
D.
is working; works
【简答题】Translate the following paragraph into English. 太极拳( Tai Chi )是一种武术( martial arts )项目,也是一种健身运动,在中国有着悠久的历史。太极拳动作缓慢而柔和,适合任何年龄、性别、体型的人练习。太极拳即可防身,又能强身健体,因而深受中国人的喜爱。太极拳在发展的过程中,借鉴并吸收了中国的传统哲学、医术、武术的合理内容( ele...
【简答题】太极拳即可防身,又能强身健体,因而深受中国人的喜爱。
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