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【简答题】
包含在某些候选码中的属性,称为 。
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举一反三
【单选题】What's _____ with the boy, doctor? [ ]
A.
problem
B.
the wrong
C.
the matter
D.
trouble
【单选题】With the boy_______ the way, we had no difficulty _______the way to the West Lake.
A.
to lead; found
B.
leading; finding
C.
led; finding
D.
leading; found
【单选题】I want to take a picture with the boy who ________ the left. [ ]
A.
playing the guitar on
B.
play the guitar at
C.
play guitar in
D.
plays the guitar on
【单选题】从( )开始,到( )结束,被称为一个会话。
A.
访问者连接到服务器,访问者关闭浏览器离开该服务器
B.
服务器启动,服务器关闭
C.
访问者连接到服务器,服务器关闭
D.
服务器启动,访问者关闭浏览器离开该服务器
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【简答题】PASSAGE THREE In the construction of the story the old man is seen with the boy at the beginning and at the end. For the rest of the time he is alone with the sea and its creatures. The very moving re...
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