问题
单项选择题
空肠弯曲菌最常见的传播途径是
A．呼吸道传播
B．虫媒传播
C．母婴垂直传播
D．污染的食物
E．接触传播
答案
参考答案：D
解析：空肠弯曲菌是多种动物如牛、羊、狗及禽类的正常寄居菌。在它们的生殖道或肠道有大量细菌，故可通过分娩或排泄物污染食物和饮水。亦可经接触感染。感染的产妇可在分娩时传染给胎儿。
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空肠弯曲菌最常见的传播途径是
A．呼吸道传播
B．虫媒传播
C．母婴垂直传播
D．污染的食物
E．接触传播
参考答案：D
解析：空肠弯曲菌是多种动物如牛、羊、狗及禽类的正常寄居菌。在它们的生殖道或肠道有大量细菌，故可通过分娩或排泄物污染食物和饮水。亦可经接触感染。感染的产妇可在分娩时传染给胎儿。
| 综合填空。 | |
eyes, a big nose and a small mouth. He has a sister. Her name is Julia. She is ten. She is a __3__, too. She has a small nose , but her mouth is __4__. Adam and Julia are in the same school, __5__ they are in different grades. They have a nice house (房子). Look! They are in the house. |