下列哪项对诊断消化性溃疡意义最大()。
A.钡餐透视局部有压痛、激惹、变形
B.钡餐透视有龛影
C.胃液分析为高胃酸
D.多年周期性腹痛
E.上腹部压痛
参考答案:B
I don't want ____ as if I'm speaking ill of anybody, but the manager's decision is unacceptable. [ ]
A. to be sounded
B. to sound
C. to being sounded
D. to have sounded
离合器扭转减震器中的弹簧,在汽车正常行驶时不受力。