铜与锡的合金称为()。
A.紫铜
B.纯铜
C.青铜
D.黄铜
参考答案:C
下列妇科病证,与寒邪无关的是
A.月经先期
B.痛经
C.月经后期
D.胎萎不长
E.不孕症
The Great Western Development ___ a bridge between China and the rest world, promoting the common economic development and prosperity of China and the world at large.
A. is led to
B. is determined to be
C. is bound to be
D. is to build