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【单选题】
关于identity(标识列)说法正确的是A.
表中不能有标识列
B.
表中只能有一个标识列
C.
表中可以有多个标识列
D.
标识列的值不能由用户定义
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皮皮学刷刷变学霸
举一反三
【单选题】Jack had a wonderful time _____one place after another in Beijing and he had much time _____the city. [ ]
A.
to visit, to enjoy
B.
visiting, to enjoy
C.
to visit, enjoying
D.
visiting, enjoying
【简答题】选出与句子划线部分意义相同或相近并能替代的那一项。 1. Can you tell me the way to the railway station? A. where is B. how can I get to C. the way at D. how to get to 2. They had a wonderful time at the part.They ate and ate un...
【单选题】Did Jack join the 1st round of the English Cup last night?
A.
Yes, he did. He had a wonderful speech.
B.
No, he didn't. He missed the contest.
【单选题】Jack had a wonderful time ____one place after another in Beijing and he had much time ____the city.
A.
to visit, to enjoy
B.
visiting, to enjoy
C.
to visit, enjoying
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