第20题: [单项选择]What could he do for the rest of his life A. Nothing. B. Be a councilman. C. Reconsider his life. D. Be a humble clerk. 参考答案:D 答案解析:句子结构。根据原文“He decided that he had no choice but to reconcile himself to being a petty clerk for the r
第21题:[多选题]引起出血性疾病的主要原因包括 A.毛细血管壁异常 B.血小板数量减少 C.白细胞减少 D. 血小板功能异常 E. 凝血功能障碍 参考答案:ABDE