第6题: [单项选择]以下哪一项不符合创伤性关节内积血的诊断:(). A. 外伤史 B. 疼痛明显 C. 伤后6~7小时出现肿胀 D. 关节穿刺液呈血性 E. 可有局部和全身体温增高 参考答案:C
第7题: [单项选择]药物离子导入皮肤深度() A. 1cm B. 1~1.5cm C. 2cm D. 2.5cm E. 3cm 参考答案:A
第8题: [单项选择]Sometimes students have great difficulty in ______ facts from fiction and often believe such things exist. A. telling B. talking C. saying D. speaking 参考答案:A 答案解析:[解析] 本题考查动词的词义。tell在本句中的意思不是“告诉”,而是“分辨出,确切地判断”。如:I can tell by your eyes that you have probably crie