第5题: [单项选择]Why weren't the teacher's books good enough for Louis A. The words were so hard. B. The words took up so much space. C. It took so long to read a book. D. It was difficult to read. 参考答案:C 答案解析:解析:由第五段最后一句And reading it took a very long time可知。
第10题: [单项选择]病例摘要:男性,50岁。1年来头晕、乏力,半月来加重伴心悸、纳差、恶心,血压增高为165/105mmHg,化验尿蛋白(++),沉渣RBC4~8/Hp,血Hb80g/L,血肌酐610μmol/L,BUN25mmol/L。根据国际公认的“肾脏病生存质量指导”(K/DOQI)的分期,该例慢性肾脏疾病的分期是()。 A. 1期 B. 2期 C. 3期 D. 4期 E. 5期 参考答案:D