题目内容：

    If you go into the forest with friends, stay with them. If you don’t, you may get lost. If you do get lost, this is what you should do.

Sit down and stay where you are. Don’t try to find your friends. L1. them find you. You can help them to find you by staying in one place.

There is another way to help your friends or other people to find you. Give them a signal（信号）out or whistle（吹口哨）three times. S2.. Then shout or whistle three times again. Any signal given three times is a call for help.

Keep on shouting or whistling, always three times together. When people hear you, they will give you two shouts or two whistles. When a signal is given twice, it is an a3. to a call for help.

If you don’t think that you will get help b4. night comes, try to make a small room with branches.

What should you do if you get h5. or need drinking water? You would have to leave your little branch room to look for something to eat and drink. Don’t just walk away. Pick up small branches and d6. them as you walk so that you can find your way back. When you are lost, the most important thing to do is to stay in one place.

The most i7. to do when you are lost -- any in one place.