问题
单项选择题 A1/A2型题
钩端螺旋体病主要的传染源和储存宿主是().
A.病人
B.鼠、猪
C.蚊
D.犬
E.蝇
答案
参考答案:B
解析:鼠和猪是钩端螺旋体病主要的传染源和储存宿主,人主要是通过接触了污染有钩端螺旋的疫水而感染。
钩端螺旋体病主要的传染源和储存宿主是().
A.病人
B.鼠、猪
C.蚊
D.犬
E.蝇
参考答案:B
解析:鼠和猪是钩端螺旋体病主要的传染源和储存宿主,人主要是通过接触了污染有钩端螺旋的疫水而感染。
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Welcome to 2007 Summer Camp | ||||||||||
2007 Summer Camp opens between 9:30 a.m. and 11:30 a.m. from July 20th to July 30th. All children aged 7-14 are welcome. Each child can take part in only one of the following activities and needs to pay ¥150 for it. 1. Sports (basketball, football, table tennis, etc.) 2. Interest Groups (painting, singing, dancing, piano, computer, etc.) 3. English World (songs, films, games, plays, etc.) Some American children are coming to the camp. If you really want to spend an interesting summer holiday, please join us for learning with fun. Act now! Book your seat as soon as possible either by phone or by e-mail. Pay before July 18th, then you can have a Mickey T-shirt as a member of the camp. Nanfang Children's Palace No. 23 Dongshan Street, Binhai City Tel: 83212563 E-mail: dsbc2007@childrenpalace.net | ||||||||||
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