根据PET和CT图像，最可能的诊断是（）
A.间皮瘤
B.陈旧性积脓
C.腺癌
D.胸膜炎
E.以上都不是
参考答案：A
—Dad, must I finish my homework today?
—No, you _____. You may do it tomorrow. [ ]
A. needn't
B. mustn't
C. don't
D. won't
目前为预防非溶血性发热反应最理想的红细胞制剂是
A．年轻红细胞B．洗涤红细胞C．浓缩红细胞D．少白细胞红细胞E．辐照红细胞
