不会出现肠鸣音活跃的是（）
A.低血钾
B.胃肠道大出血
C.服泻药后
D.胃肠动力低下
E.急性胃肠炎
参考答案：A, D
—Sorry indeed. I______ to your birthday party if …
—Forget it. I know you were out on business.
A．must come
B．would come
C．must have come
D．would have come
在井下巷道钻眼爆破法施工中，常用的防尘方法有（）。
A、静电除尘
B、酒水降尘
C、加强通风
D、喷雾降尘
E、湿式钻眼
