牛副结核病引起肠系膜淋巴结的主要病理变化是（）
A.充血
B.出血
C.瘀血
D.肿大
E.萎缩
参考答案：D
Some robots are _________ to do the same things ________ people.[ ]
A. enough smart; as
B. enough smart; with
C. smart enough; as
D. smart enough; with
血液中除去血细胞的液体部分是( )
A．体液B．细胞内液C．细胞外液D．血浆E．血清
