【单选题】奥美拉唑治疗消化性溃疡的主要机理是( )
【单选题】If the price of a normal good is measured along the vertical axis and its quantity along the horizontal axis, an increase in the price of the good will lead to:
A.
a downward movement along the demand curve.
B.
an upward movement along the demand curve.
C.
a rightward shift of the demand curve.
D.
a leftward shift of the demand curve.
【单选题】使用SELECT-SQL语句从student表中查询所有姓“王”的同学信息,正确的命令是________。
A.
Select * From student Where LEFT(姓名,2)= "王"
B.
Select * From student Where RIGHT (姓名,2)= "王"
C.
Select * From student Where TRIM(姓名,2)= "王"
D.
Select * From student Where STR (姓名,2)= "王"
【单选题】使用SQL语句从Student表中查询所有姓张的同学的信息,正确的命令是( )。
A.
SELECT * FROM Student WHERE LEFT(姓名,1)=‘张’
B.
SELECT * FROM Student WHERE RIGHT(姓名,1)=‘张’
C.
SELECT * FROM Student WHERE TRIM(姓名,1)=‘张’
D.
SELECT * FROM Student WHERE STR(姓名,1)=‘张’
【简答题】在Word2007中要建立一个表格,方法是选择 选项卡中的表格命令。
【判断题】雷锋信仰马克思主义世界观,支撑着成就了他的事业。
【简答题】通过本次课的学习,你知道Python中模块的作用吗?
【判断题】主存地址转换成Cache地址,全是由Cache的硬部件完成的。