答案:A解析:文章明确提到 “The flu virus change a little every year. The vaccine you got last year won't help you fight this season's virus.”(流感病毒每年都会有一点变化。你去年接种的疫苗无法帮助你对抗本季的病毒),这就是人们每年都要接种流感疫苗的原因,所以答案是 A。答案:B解析:文章提到 “...
Q5:Why do I have to get a flu vaccination every year?A:The flu virus has the ability to change a little every year. The vaccine you received last year won't protect you from the new virus. There is no vaccine that can stop the flu forever.Q6:50.___A...
Answer to: Why do we need to take a flu vaccine every year? Why does it not confer long-term immunity to the flu like other vaccines? By signing...
Q5: Why do I have to get a flu vaccination every year?A: The flu virus has the ability to change a little every year. The more you received last year won't protect you from this season's virus. There is, vaccine that can stop flu forever.Q5: 50.___A...
OS: Why do I have to get a flu vaccination every year?A: The flu virus has the ability to change a little every year. The vaccination you received last year won't protect you from this season's virus. There is no vaccine that can stop flu forever....
anyone with an existing health condition flu can have a much more severe effect, so anyone at risk needs to be vaccinated yearly.And every year in Scotland more than a million doses of flu vaccine are administered.to keep flu bay in winter your hands often as possible.plenty of exercise....
The Center for Disease Control (CDC) recommends 29 doses of 9 vaccines plus an annual flu vaccine for children ages 0 to six (CDC, 2017). There are twelve diseases that have been considered potentially dangerous that children are routinely vaccinated against. They include: Measles, Mumps, ...
medicineC.They disinfect (消毒) their phones and car keysD.Make sure you are up to date on all your vaccinesE.They stay away from their phones as possible as they canF.Therefore,avoid touching common surfaces when possibleG.Follow these tips from real people,and you can learn how to ...
The flu virus changes a little every year. The vaccine you get last year won't help you fight this year's virusWhat 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 the...
To receive it in your inbox every Thursday, and read articles like this first, sign up here.Later today, around 10 minutes after this email lands in your inbox, I’ll be holding my four-year-old daughter tight as she receives her booster dose of the MMR vaccine. This shot should ...