我国规定,以工业产权、非专利技术作价出资的比例不得超过投资项目资本金总额的(),国家对采用高新技术成果有特别规定的除外。
A.10%
B.15%
C.20%
D.25%
参考答案:C
求下列各式中的x
(1)x2-25=0
(2)3(x-1)3=24.
With his son _____ , the old man felt unhappy.
A.disappointed
B.to be disappointed
C.disappointing
D.being disappointed