1. 阅读理解

    A person can live for about a month without food, but only about a week without water. Almost 60% of the body is made of water, but how much water do you drink in a day? Although it's the best thing we can put in our body, most of us are not drinking enough.

    Drinking water is important to your health. Adults should drink between 8 and 10 glasses a day. Drinking coffee or soda is not right because they can dehydrate(使脱水)you.

    ________

    If you want to feel good, you should drink water. Dehydration, resulted from not drinking enough water, can make you feel bad. If your body doesn't have enough water, it will get tired. So just make sure you drink lots of water.

    Do you often feel hungry and want to eat food? Drink a glass of water. When you drink water, it stops you from eating more. So drinking water can also help you lose weight.

    Drinking lots of water may also stop you from getting a headache, and if you do have one, the first thing that you can do is to drink some water.

1. （1） If you dehydrate, it is mainly because you ________.

   A . stay in a hot place for a long time B . don't drink enough water C . do too much exercise D . eat too much food
3. （2） Which of the following can be put in the blank?

   A . What kind of water should you drink? B . Why should you drink water? C . How do you drink water? D . How much water do you need?
5. （3） If you get a headache, you can ________ first.

   A . drink some water B . see a doctor C . sit down and relax D . take some medicine