单项选择题
激光焊接机水冷系统的冷却水可以是()。
单项选择题 While my wife and kids were away for the long weekend, I had the house ___________ myself.
未知题型 66岁男性患者,因饮酒后右趾关节处红、肿、痛1周余,制动休息后疼痛好稍好转,为持续性,无全身发热、寒战、咳嗽、四肢晨僵。查体:右趾关节处红、肿、皮温升高,压痛明显,关节活动受限,无足癣,轻度外翻。请回答下列问题:
判断题 One can eat as much tonic food as they like.