第3题: [单项选择]While he was not dumber than an ox, he was not any smarter; so most of his classmates were lenient and helped him along. A. helpful B. merciful C. enthusiastic D. intelligent 参考答案:B 答案解析:lenient仁慈的,宽大的;helpful有帮助的,有益的;merciful仁慈的,慈悲的;enthusiastic热心的,热情的;intelligent聪明的。
第19题: [单项选择]1岁6个月男婴,6个月断母乳喂养改混合喂养(米糊、粥、蛋、鱼、肉均有补充),并保证每天有鲜牛奶。易发热、咳嗽,常于食牛奶后诉脐周痛,大便1~2次/日,稀糊状。体检面色苍白,心、肺(-),腹平软,肝肋下1cm,脾肋下未及。RBC3.5×1012/L,Hb80g/L,MCV67fl,网织红细胞0.015。最可能的诊断是() A. 地中海贫血 B. 营养性缺铁性贫血 C. 营养性巨幼红细胞性贫血 D. 肺含铁血黄素沉着症 E. 钩虫感染 参考答案:B