我国将瓦楞纸箱的基本箱型列为三种，其中套合型纸箱的代号是( )
A．代号01型
B．代号02型
C．代号03型
D．代号04型
参考答案：C
Mike's training for our school football team _____ a lot of his free time. [ ]
A. sets up
B. looks up
C. grows up
D. takes up
某市随机抽取100名成年女性，测定其血红蛋白含量（g/L）得X=74.0，S=4.0，呈正态分布。
血红蛋白含量在74～82g/L的人数约占（）
A.68.37%
B.99.00%
C.83.62%
D.47.50%
E.97.68%
t of his free time. [ ]