单位定期存款自动转存的次数不受限制。（）
参考答案：对
甲、乙夜间去建筑工地偷木材。到工地后，发现在一间房子里有一名老工人在值班，于是甲上前把值班室的房门锁住。甲、乙在搬木材时，因声音较大，引起老工人警觉。由于值班室门被锁，老工人无法出门。甲、乙搬完木材后即离开工地。甲、乙的行为构成
A．盗窃罪
B．抢夺罪
C．抢劫罪
D．非法拘禁罪和抢夺罪
An annuity will pay eight annual payments of $ 100, with the first payment to be received one year from now. If the interest rate is 12 percent per year, what is the present value of this annuity（）
A. $ 556.38.
B. $1377.57.
C. $ 496.76.
