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【简答题】
数据的 要求防止数据非授权的输入、删除、修改和破坏,保证数据的一致性。
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举一反三
【单选题】Only when you stay with _____ local people for a period of time will you have _____ better understanding of life here. [ ]
A.
a; 不填
B.
the; a
C.
不填; the
D.
the; the
【单选题】Only when you stay with ____ local people for a period of time will you have ____ better understanding of life there.
A.
a; a
B.
the; a
C.
the; the
D.
a; the
【单选题】初一女生顾琴经常感慨 ” 如果我是个男生就好了,就会拥有体力上的优势,可以像班里那些男孩一样去探险、登高、打篮球 ” 同班男生马伟常常抱怨: ” 当男孩太累了,要是自己是个女孩就好了,女孩难过了可以哭,男孩要是掉泪,会被骂没有男子汉气概 ” 如何正确看待性别角色,你认为下列哪些观点可以帮助说服他们 1 要平静而欣然地接受自己的性别角色 2 男生就是比女生强 3 男生女生各有优势和不足 4 女生就是...
A.
①②
B.
①③
C.
②④
D.
③④
【单选题】“Full ownership comes only when you have made it a part of yourself”. Note that when “only when” is used to begin a sentence, how do we arrange the second part? Choose the right one.
A.
Only when you have made it a part of yourself come full ownership.
B.
Only when you have made it part of yourself comes full ownership.
C.
Only when you have made it part of yourself does come full ownership.
D.
Only when you have made it part o f yourself does full ownership come.
【单选题】Only when you have accumulated enough credits will you be ______ to apply for the degree.
A.
elementary
B.
ethnic
C.
eligible
D.
elegant
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