第3题: [单项选择]关于梅毒的描述,正确的是() A. 一种全身病变的性传播疾病 B. 病原体抵抗力较强,对化学消毒剂不敏感 C. 病原体在体外干燥条件下易生存 D. 主要为性传播,不通过污染的衣物间接传播 E. 可经产道传播,但不经胎盘 参考答案:A 答案解析:梅毒是一种侵犯全身多系统的慢性性传播疾病。病原体是苍白密螺旋体,在体外干燥条件下不宜生存,一般消毒剂及肥皂水均可杀灭。主要为性传播,少数通过污染的衣物间接传播,孕妇可通过胎盘传给胎儿,若孕妇软产道有梅
第17题: [单项选择]What do the two speakers think about O Henry’s and Jack London’s novels [A] O Henry’ novels are better than Jack London’s. [B] Jack London’s novels are better than O Henry’s. [C] Novels of the two writers are both attractive. 参考答案:C 答案解析:[听力原文]
W: O Henry’s novels are really attractive.
M: So are Jack London’s.
[考点] 细节题
[解析] 由“欧