下列不是Crohn病的治疗措施的是()
A.氨基水杨酸制剂
B.糖皮质激素
C.免疫抑制剂
D.非甾体类抗炎药
E.手术治疗
参考答案:D
—Mike, I don’t know nice cartoon books.
—Why not go to the bookstore near my house? The books there are both cheap and nice.
A. where to buy B. what to buy C. when to buy
前段时间北京发生了强大的沙尘暴天气,严重影响了市民的生活,但有专家指出沙尘暴可以减少酸雨的形成.请你写出稀盐酸与碳酸钙反应的化学方程式______.