SQL语言是______的语言，易学习。
A．过程化
B．非过程化
C．格式化
D．导航式
参考答案：B
Born into a family with three brothers，David was ________ to value the sense of sharing.
A．brought up
B．turned down
C．looked after
D．held back
期货交易结算所实行的无负债每日结算制度也叫做逐日盯市制度。( )
