皮皮学，免费搜题
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【单选题】
已知一个关系,学生(学号,姓名,系别),规定学号的值域是8个数字组成的字符串,这一规则属于( )。A.
用户自定义完整性
B.
关键字完整性
C.
实体完整性
D.
参照完整性
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
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【单选题】As our manufacturers are heavily committed at present, we regret having to ( ) your repeat order.
A.
refuse
B.
reject
C.
decline
D.
accept
【简答题】He is _______(指控) having committed a crime.
【简答题】在反射弧中，感受器的主要功能是______，传出神经的功能是______作用。
【多选题】操作SQLite数据库,以下正确的是( )。
A.
Cursor类：可以用来访问查询结果中的记录
B.
数据库在用户手机上，表一旦创建无法修改
C.
SQLiteOpenHelper抽象类，通过此类继承实现用户类，来提供onCreate() onUpgrade()等操作函数
D.
主键必须名为"_id"，否则查询时则会报错。
【简答题】if
people knew they would be able to convince the court or the jury of a reason
for having committed the crime they are accused of, penal decisions would be
largely _______.A. arbitrary B. random C. a...
【简答题】Having suggested the scheme myself I now feel committed to (try) to (make) it work.
【简答题】A．faithful B．loyal C．dedicated D．committed
【简答题】在反射弧中，感受器的主要功能是（），传出神经的功能是（）作用。
【单选题】Sometimes the police are not absolutely sure that someone has committed a crime, but ________ him of having done it. [ ]
A.
charge
B.
suspect
C.
inspect
D.
doubt
【简答题】Hester Prynne committed some form of _________ and was punished by having to wear a scarlet letter A on her breast.
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