Ⅴ. 短文填空。
阅读下面短文,在空白处填入一个适当的单词或用括号内单词的正确形式填空。
Traveling is one of the 1. ______ (important) activities. People 2. ______ (show) an interest in it for many years. Modern traffic develops fast, so traveling to different places has become much 3. ______ (fast) than before. But do you know how 4. ______ (keep) healthy during a trip? The following information may be 5. ______ (use) to you.
Wear comfortable trainers instead of uncom-fortable shoes, and don’t forget a hat 6. ______ sunglasses. Take some necessary medicine with you. Besides using it yourself, if someone else 7. ______ (get) sick or has other problems, you can also share it.
Do some exercise for 8. ______ (week) or months before you leave, especially if you plan to do lots of walking or climbing during your trip.
Prepare proper food. Before you prepare the food, it is important to consider how long you 9. ______ (travel) with it. If you take a short trip, you can bring meat, fish, eggs, milk, and even salads and 10. ______ (vegetable). For a longer trip, you can bring food like bread, bis-cuits and some fruit.
Be sure not to eat dirty food or bad fruit. Have enough time to take 11. ______ rest during your trip. Tap (水龙头) water is 12. ______ (safe), so drink bottled water and always clean the bottle cap.
Keep food 13. ______ good condition. If you take hot food, you should try to keep it hot. If you need to keep cold food cold, you can put cold food in a box with ice. When 14. ______ (arrive), put cold food in the fridge. Remember: Keep hot food hot and cold food cold to enjoy 15. ______ (you).

1. most important 2. have shown 3. faster 4. to keep 5. useful 6. and 7. gets 8. weeks 9. will travel 10. vegetables 11. a 12. unsafe 13. in 14. arriving 15. yourself