B）根据短文内容及首字母提示，填写所缺单词。

It happens to most of us at times as we try to get through our workday. When sitting at work, we suddenly f  1   a bit headache. But don’t worry; there are some simple things that you can do to ease(减轻) a headache at work w  2   medicine.
Drink a bottle of warm water. Many people do not r  3   that the dry air in their working place can be a danger because of the lack(缺少) of water.
Eat a h  4   snack. During a busy day, it is easy to f  5   to eat, have a snack with much protein(蛋白质) which will improve your e  6   and quickly get rid of the hunger that is c  7   the headache. A cup of coffee or a piece of chocolate can be just the thing that you n  8   to ease your headache fast and get back on your way to a great day at work.
Step away from what you are working on for five to ten m  9  . Often, your headache is from your too much a  10   paid to one thing. This can be a computer screen or even one project. The best thing would be to go outside for your eyes to get some natural light.