【单选题】【消耗次数：1】
Jane tried to _____the doorman with money, but she failed.
①
bribe
②
corrupt
③
award
④
endow
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相关题目
【单选题】
Jane tried to ____ the doorman with money, but she
failed.
①
bribe
②
corrupt
③
award
④
endow
【单选题】
____ he tried his best , he still failed the examination.
①
Although
②
Even although
③
However
④
Because
【单选题】
_______ he tried his best, he still failed the examination.
①
Although
②
Even although
③
However
④
Because
【单选题】
He tried to _______relations with his former wife but he failed.
①
measure
②
maintain
③
shelter
④
reply
【单选题】
She resorted to ____ when she had no money to buy foods for her children.
①
have stolen
②
steal
③
stole
④
stealing
【单选题】
____ money, she is quite rich. However, this does not mean that she is happy.
①
Concerning
②
As to
③
In terms of
④
In the light of
【单选题】
_____money, she is quite rich. However, this does not mean that she is happy.
①
Concerning
②
As to
③
In terms of
④
In the light of
【单选题】
She resorted to _____ when she had no money to buy foods for her children.
①
have stolen
②
steal
③
stole
④
stealing
随机题目
【单选题】
若关系R和S分别有r和s个属性，分别含有m和n个元组，则R×S（ ）
①
A.包含r+s个属性和m+n个元组
②
B.包含r+s个属性和m×n个元组
③
C.包含r×s个属性和m+n个元组
④
D.包含r×s个属性和m×n个元组
【单选题】
学生关系模式 S (SNO，SNAME，SEX，AGE），S的属性分别表示学生的学号、姓名、性别、年龄。要在表S中删除属性“AGE”，可选用的SQL语句是（ ）。
①
A.DELETE AGE FROM S
②
B.ALTER TABLE S DROP AGE
③
C.UPDATE S AGE
④
D.ALTER TABLE S AGE
【单选题】
数据库系统中，物理数据独立性是指（ ）。
①
A.数据库与数据库管理系统的相互独立
②
B.应用程序与DBMS的相互独立
③
C.应用程序与存储在磁盘上数据库的物理模式是相互独立的
④
D.应用程序与数据库中数据的逻辑结构相互独立
【单选题】
在SQL语言中，用于测试列值非空的短语是（ ）
①
A.IS NOT EMPTY
②
B.NOT UNIQUE
③
C.IS NOT NULL
④
D.NOT EXISTS
【单选题】
设有关系表S(NO，NAME，AGE)，其中AGE为年龄字段，则表达式AGE NOT BETWEEN 18 AND 24 等价于（ ）
①
A.AGE=18 or= age==24
②
B.AGE=18 or= age=24
③
C.AGE18 or= age==24
④
D.AGE18 or= age=24