邮票状植皮
参考答案：
将较大的刃厚皮片或薄中厚皮片剪成邮票大小，移植于制备好的肉芽创面上，间距可为0.5～1.Ocm。
— I heard that you made a bicycle trip to the 2010 World Expo of Shanghai alone.
— No. Actually, my friend Bob ______ me. [ ]
A. accompanied
B. conducted
C. instructed
D. received
用于治疗严重的再生障碍性贫血（）
A.浓缩红细胞
B.冷沉淀
C.白蛋白液
D.免疫球蛋白
E.血小板
