[单项选择]What will the man probably do next A. Stay where he is. B. Get the ticket after lunch. C. Go home to ring the order. D. Try to get the ticket elsewhere.
参考答案:A 答案解析:由对话最后部分男士所说“Tickets to a good concert are worth waiting for. So I think I’ll just make myself comfor
第3题: [单项选择]有关红细胞渗透脆性简易试验的描述,不正确的是() A. 检验先天性膜缺陷溶贫 B. 阳性表示红细胞渗透脆性增大,见于遗传性球形红细胞增多症 C. 脆性大是指对低渗盐水适应性小 D. 与正常对照NaCl浓度相差0.4g/L即可判阳性 E. 脆性大是指对低渗盐水适应性大 参考答案:E