脑挫裂伤常出现
A．熊猫眼征B．乳突部皮下瘀血C．面神经损伤D．腰穿脑脊液呈血性E．逆行性遗忘
参考答案：D
Brown said he was by no means annoyed; ________, he was glad to be able to make himself clearly
understood. [ ]
A. all in all
B. for one thing
C. on the contrary
D. by the way
润滑系统的主要功用是向柴油机各摩擦表面提供充足的机油，以减少（），保证柴油机正常工作。
A.消耗
B.冷却
C.热量
D.磨损
