题目内容：

Most trips will involve some walking, even if the main activity is cycling or horse riding.1. However, if you are going to walk 16-19 km or more a day with a pack on your back, daily for several days, your feet and body will suffer if you have not prepared yourself beforehand.

1. Preparation

2. Start with gentle walks of 3-5 km a day on easy-going areas. Build this up to 16-19 km, walking on local footpaths once or twice a week, wearing your boots and carrying your pack.

Think about your overall physical fitness if you are overweight, or if you have been ill or are recovering from an injury. You need to be sure that this won't cause health problems or severe discomfort.

2. Care of your feet

Never underestimate the importance of comfortable feet on a walking trip; uncomfortable or sore feet can make your trip truly miserable, so it is worth taking care of them properly.

3. Keeping your feet clean will make you more comfortable and washing them every day is advisable. Dry feet well after washing.

3. Deciding on footwear

4. Badly fitting boots can cause discomfort and blisters（水泡）,and this will be enough to ruin your day. Boots should give good ankle support, and this is especially important for mountain walking. 5. For extreme conditions, such as snow and ice, jungle or desert, you will need specially designed boots.

A. A short hike is within most people's capabilities.

B. The most important criterion（标准）with walking boots is that they fit you properly.

C. Take a short walk daily for several days, and your feet and body will improve a lot.

D. Remember that the same boots will not necessarily be suitable for every trip.

E. During the expedition, keep your toenails cut short, so that your boots don't press on them.

F. If you are not an experienced walker, get in some training walks as part of your preparation.

G. To prepare for your walking trip, you have to wash your feet every day for several days.