【单选题】关于社会因素对传染病流行过程的影响,以下说法不正确的是
A.
抗生素和杀虫剂的滥用使病原体的耐药性日益增强
【判断题】影响血吸虫病流行的因素包括自然因素和社会因素,在控制血吸虫病流行的过程中,社会因素起主导作用。
【简答题】What is “灭火器”in English?
【单选题】What is he learning? [ ]
B.
He is learning skating.
C.
He is going to learn English.
【简答题】I would be grateful if you could send me an application form. and further information about the salary and working conditions.
【单选题】为维护承运人,旅客,托运人,收货人的合法权益,依据( ),制定《铁路客运运价规则》。
【简答题】I would be grateful if you could confirm the order.
【多选题】属于株洲电力机车有限公司生产的电力机车有哪些?