【单选题】设“员工”表中有“工号”(文本型)等字段,删除所有工号第2、3位为“18”的员工信息,正确的SQL语句是( )。
A.
Delete From 员工 Where 工号 Like "*18%"
B.
Delete From 员工 Where 工号 Like "%18*"
C.
Delete From 员工 Where 工号 Like "*18*"
D.
Delete From 员工 Where 工号 Like "%18%"
【判断题】"Liberty" is a word of French origin.
【单选题】工厂里的所有设备都是中国制造的。
A.
All the equipment in the factory is made China.
B.
All the equipment in the factory are made in China.
C.
All the equipment in the factory is made in China.
D.
All the equipment in the factory are made China.
【判断题】了兼顾内外结构形状的表达,视图一般会画成半剖视图。( )
【简答题】翻译: 工厂里的所有设备都是中国制造的。A. All the equipment in the factory is made in China.
【简答题】(原创题) 读“地球圈层结构示意图”,回答问题。 (1)如果图中序号表示地球圈层,那么:2 ,3 , 4 ,2+6 ,其中据认为是岩浆发源地的是 。 (2)如果1表示对流层顶部,该地区应位于 地区。 (3)5与其他内部圈层相比具有 的显著特点。 (4)图示符号代表的圈中有生物存在的是 。
【单选题】设员工表中有工号(文本型)等字段,删除所有工号第2、3位为18的员工信息,正确的SQL语句是( )。
A.
DELETE FROM 员工 WHERE 工号 Like "%18*"
B.
DELETE FROM 员工 WHERE 工号 Like "*18*"
C.
DELETE FROM 员工 WHERE 工号 Like "*18%"
D.
DELETE FROM 员工 WHERE 工号 Like "%18%"