【单选题】以下各项杂质检查中所使用的试剂为,.药物中铁盐检查( ):
【单选题】They are fly the patient to the nearest hospital. [ ]
A.
making preparations to
【判断题】鼠标适可代替光标移动键的一种点击式输入设备。
【单选题】The students are busy making preparations for the lecture because they will ______ the competition.