能产生免疫记忆的细胞是:
A.NK细胞
B.Mφ
C.中性粒细胞
D.DC
E.T 细胞
参考答案:E
Work hard, dear.With your work done, you will feel much________[ ]
A. at ease
B. out of work
C. in peace
D. as usual
关于肾上腺皮质腺瘤,下列说法错误的是
A.单侧多见B.多呈圆形或椭圆形C.边界清楚D.低回声结节E.双侧多见