伤寒病外周血中白细胞减少是由于下列哪个池中白细胞增多所致（） ["循环池","边缘池","分裂池","成熟池","贮存池"]
特发性血小板减少性紫癜的诊断正确的是（） ["小范围出血","血小板计数可能减少","脾不大","泼尼松治疗无效","脾切除治疗无效"]
属糖异生的酶是（） ["6-磷酸葡萄糖脱氢酶","葡萄糖-6-磷酸酶","丙酮酸脱氢酶","NADH脱氢酶","苹果酸脱氢酶"]
步行商业街绿地设计应考虑的要素有（）。 ["实用性","艺术性","特色性","安全性"]
（）面嵌体洞型的洞深应为（） ["大于2mm","2mm","1.75mm","1.5mm","1.25mm"]
按下键盘字母"F"键时，动画开始播放。on（）{play（）；}
