A. we probably have a cold in winter B. the flu virus changes every few years C. the flu is very dangerous D. you don’t need to take any medicine after that 相关知识点: 试题来源: 解析 A. we probably have a cold in winter B. the flu virus changes every few years C. the flu...
题目We need to get a flu vaccine every year because ___.A we probably have a cold in winterC the flu is very dangerousB the flu virus changes every few yearsD you don't need to take any medicine after that 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
The flu viruses change a little every year. The vaccine you get last year won't help you fight this season's virus.What should I do if I catch the flu?You had better rest at home and don't go out. If you have a high fever or feel difficult to breathe(呼吸), you should go to...
结果1 题目 BeD) 54. We need to get a flu vaccine every year because A we probably have a cold in winter B the flu virus changes every few years C the flu is very dangerous D you don't need to take any medicine after that 相关知识点: 试题来源: 解析 答案见上 反馈 收藏...
The flu virus changes a little every year. The vaccine may not last long won't help me fight this season's virus.What should I do if I catch the flu?You had better not at home and don't go out. If you have a high fever or feel difficult to breathe(呼吸), you should go to ...
根据第四段“so you don’t have to make a new vaccine every year”(因此,不必每年制造一款新疫苗。)及“The research suggests a potential strategy for developing a universal flu vaccine”(这项研究为普及流感疫苗的发展提供了潜在的策略)可知,这项研究指明了普及流感疫苗的方向,故选C项。 (4)题详解:...
C.As long as we get a flu vaccine, we will never get the flu.50. What is the main idea of the passage?A.It's mainly about why people should get the flu vaccine every year.B.It's mainly about the differences between a cold and the flu.C.It's mainly about what the flu is ...
Twice a year, WHO makesrecommendationson vaccine composition for the following influenza season. These recommendations are not binding, but national regulatory agencies and manufacturers have consistently used them to develop 'flu vaccines for more than 40 years. ...
C. Sign an agreement on vaccineproduction. D. Decide on how to circulate theviruses. What might be the risk of using eggs to make vaccines? Seeds are less likely to get protection. Viruses might not be developed as expected. There are not enough eggs to be used. Whether vaccines will ...
Everyone 6 months of age and older should get a flu vaccine every year before flu activity begins in their community. CDC recommends getting vaccinated by the end of October, if possible. 6月龄或以上人群应在每年流感开始流行前在各自的社区接种流感疫苗。美国疾控中心建议如有可能,尽量在10月底接种疫...