题目

阅读下列材料，根据短文内容，从短文后的选项中选出能填入空白处的最佳选项（选项中有两项为多余选项）。 Flu (流感) can be very dangerous although in most people the illness may last only a week or two. Getting a flu vaccine (疫苗) every year is the best way to prevent getting the flu. Recognize flu symptoms (症状). Before you can effectively treat the flu, make sure that's what you actually have.  Common symptoms of flu include serious cough, sore throat, fever above 100F, headaches, weakness and so on while symptoms of the common cold usually include mild cough, low-grade or no fever as well as slight aches.  In some extreme cases, the flu can cause symptoms severe enough to require hospitalization. You need to see a doctor immediately if you are experiencing the following symptoms: shortness of breath or difficulty breathing; chest pain or pressure; blueish skin or purplish lips; headache or neck pain. Get some rest. Sometimes it's possible to keep working or going to school with a cold, but when you have the flu, it's important to rest.  Since the flu may spread by contact, staying home is as considerate as it is necessary for your recovery. Take vitamin C. Vitamin C is essential for health. Studies suggest that a proper amount of vitamin C can help remove cold and flu symptoms. Take 1000mg per hour for the first six hours as soon as symptoms appear. Then take 1000mg three times daily.  Though it rarely happens, too much of it may get you poisoned. A. Know when to seek emergency medical treatment. B. But if you get the flu, it pays to learn how to treat it. C. Take a few days off to give your body time to recover. D. Orange juice is another good source of natural vitamin C. E. Flu symptoms are similar to cold symptoms, but more severe. F. You can remove the discomfort of fever by using a cool cloth. G. Do not continue to take too much vitamin C after you feel better. 答案：【1】B【2】E【3】A【4】C【5】G

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