It was difficult to set a date which was convenient for everyone（　）.

A:decide B:arrange C:provide D:choose

It was difficult to set a date which was convenient for everyone.

A:decide B:arrange C:provide D:choose

Visual FoxPro中，执行了SET DATE AMERICAN后，不能显示4位年份的命令是( )

A:YEAR(DATE()) B:LEFT(DTOC(DATE())，4) C:LEFT(DTOC(DATE()，1)，4) D:SUBSTR(DTOC(DATE()，1)，1，4)

在Visual FoxPro中，在执行了SET DATE AMERICAN之后：不能显示4位年份的命令是( )。

A:YEAR(DATE()) B:LEFT(DTOC(DATE()),4) C:LEFT(口TOC(DATE(),1),4) D:SUBSTR(DTOC(DATE(),1),1,4)

依次执行以下命令后的输出结果是______。 SET DATE TO YMD SET CENTURY ON SET CENTURY TO 19 ROLLOVER 10 SET MARK TO "." CTOD("49-05-01")

A:49.05.01 B:1949.05.01 C:2049.05.01 D:出错

依次执行以下命令后的输出结果是______。 SET DATE TO YMD SET CENTURY ON SET CENTURY TO 19 ROLLOVER 10 SET MARK TO "." CTOD("49-05-01")

A:49.05.01 B:1949.05.01 C:2049.05.01 D:出错

依次执行以下命令后的输出结果是（）。 SET DATE TO YMD SET CENTURY ON SET CENTURY TO 19 ROLLOVER 10 SET MARK TO"." CTOD("49-05-01")

A:49.05.01 B:1949.05.01 C:2049.05.01 D:出错