皮皮学，免费搜题
登录
搜题
【简答题】
下图是呼吸道传染病流行的基本环节示意图，请分析并回答下列问题： （1）图中的两人， 是传染源。他通过咳嗽能够散播 。 （2）图中的两人，_ __ _ 会因缺乏对呼吸道传染病的抵抗力，容易感染上呼吸道传染病，因而属于呼吸道传染病的 。 （3）从图中可以看出，呼吸道传染病的传播途径是 ，例如 就是这样的传播途径。 （4）你认为预防此类传染病应该注意哪些问题？ 。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】--- Is your father a teacher of English in No. l Middle School? --- No. But he ______ English there for ten years.
A.
has taught
B.
has been teaching
C.
taught
D.
had taught
【单选题】-Is your father a teacher of English in the No.l Middle School? -No! But he _________ English there for ten years.
A.
has taught
B.
has been teaching
C.
taught
D.
had taught
【简答题】用所给词的适当形式填空。 1. Tom`s mother _______ (teach) English in a middle school. 2. I want to go ________ (fish) with my father this Sunday. 3. Jenny has two ________ (knife) in his bag. 4. Kangkang asks me _...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
