第5题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. He doesn’t like that kind of food. B. He doesn’t intend to buy them. C. The woman can do some cooking herself. D. The woman should stop looking at him. 参考答案:C 答案解析:[听力原文]
W: Shouldn’t someone go to the supermarket to select some bread with the words "iron-added"
第27题: [单项选择]1岁男孩,生后不久反复出现皮肤感染、牙周炎。生后脐带于25天才脱落,身材矮小和智力发育迟缓。最可能是() A. 婴儿暂时性低丙种球蛋白血症 B. 白细胞黏附分子缺陷 C. 慢性肉芽肿病 D. 慢性良性中性粒细胞减少症 E. 周期性中性粒细胞减少症 参考答案:B 答案解析:白细胞黏附分子缺陷病(LAD)分为两型,LADⅠ是一种较少见的原发性免疫缺陷病。临床表现为脐带脱落延迟、反复软组织感染、慢性牙周炎和外周血白细胞明显增高,常于新生儿期死亡。LADⅡ表现为生后不久反复细