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搜题
【判断题】
[判断题]避雷针通常采用镀锌圆钢或镀锌钢管制成,一般采用圆钢,上部制成针尖形状。(?)A.
正确
B.
错误
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参考解析：
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举一反三
【单选题】Command对象中执行sql命令的方法不包括( )
A.
ExecuteNonQuery
B.
ExecuteQuery
C.
ExecuteScalar
D.
ExecuteReader
【单选题】Rather than ______ home, he always prefers _______ on the street when his parents quarrel.
A.
go; wander
B.
going; wander
C.
go; to wander
D.
to go; wandering
【多选题】Command 对象中执行 sql 命令的方法包括
A.
ExecuteQuery
B.
ExecuteNonQuery
C.
ExecuteScalar
D.
ExecuteReader
【单选题】When his uncle to school every day? [ ]
A.
do; go
B.
does; go
C.
is; goes
D.
is; going
【单选题】在ADO.NET中,Command对象用于执行Sql命令,如果需要得到多行多列的查询结果,则需要使用该对象的_______方法。
A.
Execute()
B.
ExecuteNonQuery()
C.
ExecuteReader()
D.
ExecuteScalar()
【简答题】经济学家提出了一种“俘获论”,认为政府监管者有可能被垄断者“俘获”。请用出租车牌照的例子,解释三次寻租和俘获过程。
【单选题】Was it because his mother was ill ______ he didn’t go to school?
A.
so
B.
that
C.
why
D.
when
【单选题】John was about to go back to sleep ______ suddenly his bedroom became as bright as day．
A.
after
B.
when
C.
while
D.
until
相关题目：
【单选题】Command对象中执行sql命令的方法不包括( )
A.
ExecuteNonQuery
B.
ExecuteQuery
C.
ExecuteScalar
D.
ExecuteReader