读短文，选择。 In winter some people get sick in the cold weather. If you don't wear enough clothes, you will have a cold.  How does it feel if you have a cold?You will feel very tired. Your head may hurt badly. Your temperature (体温) will be higher. You may also have a fever. But don't worry too much, go to see a doctor first. Take some medicine and stay in bed for a few days. And drink lots of hot water. Then you will get well soon. 1. People feel sick in winter because it's __ __. A. warm B. cold 2. If you have a cold you will feel . A. tired B. happy 3. If your temperature is higher than 37℃, you will ____. A. have a cold B. have a fever 4. If you are sick, you must ____. A. see a doctor B. go to school 5. ____ is good for you when you're sick. A. Drinking hot water B. Drinking cold water