棉纤维成熟度比是指纤维胞壁的增厚程度与选定的（）标准增厚程度之比。
A、0.577
B、B、0.677
C、C、0.477
D、D、0.377
参考答案：B
A great number of visitors ______attracted to my hometown, and the number of foreigners there_____ quite large.
A．are; are
B．is; are
C．are; is
D．is; is
资本支出预算属于( )。
A．业务预算
B．经营预算
C．财务预算
D．专门决策预算
