教育储蓄每份本金合计不得超过（）万元。
A.1
B.2
C.5
D.10
参考答案：B
—Can we play computer games on your computer?
— Sorry , My father has _____me not to do that.
A .warned B. decided C. hoped D refused
投资估算在( )阶段编制。
A．项目建议书
B．可行性研究
C．初步设计
D．招投标
