唯物辩证法认为,矛盾双方在一定条件下的转化是:( )。
根据传授知识与思想品德教育相统一规律而提出的教学原则是( )。
患者男,56岁。间断上腹部疼痛2年,进食后腹痛可有所缓解。1天前患者活动中突发上腹部疼痛,迅速弥漫至全腹。查体:全腹肌紧张,肠鸣音未及。考虑可能的诊断是
Before doing a writing task, the teacher elicits students' ideas by asking them to list as many words or phrases that come into their mind about the topic as possible.Here the teacher is playing the role of a(an) ____.