我国正常心胸比率是（）
A.0.35±0.03
B.0.40±0.03
C.0.45±0.03
D.0.50±0.03
E.0.55±0.03
参考答案：C
They began to think about what use could be _______ such materials.
A．made up
B．made from
C．made of
D．made out
其他合纤制针织或钩编其他男裤
