If you swim in a river or lake, be sure to investigate________is below the water surface. Often there are rocks or branches hidden in the water.
If you swim in a river or lake, be sure to investigate________is below the water surface. Often there are rocks or branches hidden in the water.
音乐课上,何老师给出“暴风雨”主题引导学生利用钥匙、笔盒、桌椅、易拉罐、水杯等物品,即兴敲击不同的节奏,体验不同的音响效果,上述音乐教学内容属于高中音乐课程的哪个模块?( )
男,22岁。腰背痛2年。下腰段及骶骼关节压痛,腰椎活动明显受限。X线片示双侧骶骼关节虫蚀样破坏,脊柱呈“竹节样”改变。最可能的诊断是( )
强直性脊柱炎
腰椎间盘突出症
腰椎结核
腰椎肿瘤
化脓性脊柱炎