欢迎来到牛牛题库网 牛牛题库官网
logo
搜索
全部科目 > 大学试题答案(课后习题答案)

未知题型

有关传染病的特点，下列哪项是错误的?

A.有季节性
B.有特异的病原体
C.有一定的潜伏期
D.发病人数多
【参考答案】

D
【正解】传染病的特点是有病原体，有传染性和流行性，感染后常有免疫性。有些传染病还有季节性或地方性。

点击查看答案
上一题 目录 下一题

相关考题

单项选择题
A．International experts.
B．International organizations.
C．American police.
D．American experts.
A.International
B.
B．International
C.
C．American
D.
D．American
E.
多项选择题
电气照明工程安装时，配管形式包括（）。

A.埋地敷设
B.水下敷设
C.线槽敷设
D.砌筑沟内敷设
单项选择题
听力原文：M: Hi, Kathy. Have you done your New Year shopping in this season of promotion?
W: Almost. I've got a pair of shoes for Dad and a red scarf for Mum, but it's not easy to find something interesting for my husband. 1 gave him a Kenny G album last year. This tithe he would probably like a stamp album, I guess.
Q: What will the woman probably buy for her husband?
(15)
A．A pair of shoes.
B．A red scarf.
C．A stamp album.
D．A Kenny G's album
A.
Q:
B.A
C.
B．A
D.
C．A
E.
D．A
微信小程序免费搜题

All Rights Reserved 版权所有©牛牛题库网(nntiku.com)

备案号：湘ICP备2022003000号-1

微信扫一扫,加关注免费搜题

微信扫一扫,加关注免费搜题