判断幽门梗阻时,下列选项中最有意义的是:()
A.可见胃蠕动波
B.上腹部胀满不适
C.失水及代谢性碱中毒
D. 胃震水音
E.呕吐大量隔夜酸酵宿食
参考答案:E
— Can you remember________some unpleasant things about her?
— Yes, but I didn't mean________her. [ ]
A. saying; to hurt
B. to say; hurting
C. to say; to hurt
D. saying; hurting
外部环境分析的关键是要找出企业发展的机会与面临的威胁。