抗A(B)质量控制的内容包括()
A.外观、效价、特异性、亲和力
B.颜色、效价、特异性、亲和力
C.颜色、亲和力
D.效价、特异性
E.特异性、亲和力
参考答案:A
阳病
We are living in an age ____ many things are done on computer. [ ]
A. which
B. that
C. whose
D. when