第8题: [单项选择]联合性免疫缺陷病 A. Di George综合征 B. Wiscon-Aldrich综合征 C. Nezelof综合征 D. 孤立性IgA缺乏症 参考答案:B 答案解析:原发性免疫缺陷病分为:①体液免疫缺陷为主:原发性丙种球蛋白缺乏症、孤立性IgA缺乏症、普通易变免疫缺陷病。②细胞免疫缺陷为主:Di George综合征、Nezelof综合征、粘膜皮肤念珠菌病。③联合性
第28题: [单项选择]The period of your()onboard the vessel as Captain is 8 months from the date of your flight if you are joining a vessel outside the country. A. tenure B. during C. procedure D. secure 参考答案:A