If the experiment succeeds or fails, it will provide us with valuable experience which is essential to improving our future work.
某班有38名学生,一次数学测验共有两道题,答对第一题的有26人,答对第二题的有24人,两题都答对的有17人,则两题都答错的人数是( )
If the experiment succeeds or fails, it will provide us with valuable experience which is essential to improving our future work.
患儿,男,生后3日。因发热,鼻塞,T39.8℃,咽充血,诊断“上感”。对该患儿的护理措施应首选()
口服退热药
应用退热栓
解开过厚衣被散热
用0.5%麻黄素滴鼻
用50%乙醇擦浴
患者,男,50岁。反复上腹痛15年,腹痛常在饭后,持续1~2小时。近半年疼痛加剧,食欲减退,体重减轻。检查:贫血貌,左锁骨上触及肿大淋巴结,红细胞沉降率46mm/h,大便隐血试验持续阳性。应首先考虑的是( )
慢性胆囊炎发作
十二指肠溃疡发作
胃溃疡伴幽门梗阻
胃溃疡恶变
复合性溃疡病
教学王维《使至塞上》时,教师要求学生积累与意象“雁”相关的诗句并简要赏析,以下说法有误的一项是()
Which of the following statements about a lesson plan is inappropriate?