(  )17． You can keep on shouting or whistling always three times together for help．

23．选出合适的单词填入③处：

Instructions ;information; attractions; communication

______________________

25．⑤处画线句子有一处语法错误，应将____改为____．

24．用适当的短语填空：

___________;____________

22．用②处所给单词的正确形式填空：

______________________

It’s true that we need some forms of recreation(娱乐)．lf we are going to keep healthy and enjoy life，we can't work all the time． Everyone has①他自己的方式of relaxing． Perhaps the most popular way is②______  (take) part in sports． There are team sports，such as baseball，

basketball and football． There are individual(个人的)sports，such as golf and swimming． Fish-

ing，skiing and hiking are also great③______ for people．

Not everyone who enjoys sporting events likes to take part in them． Many people prefer to

be spectators(观众)，④_________by watching them on TV，④__________  listening to them on

the radio． When there is an important baseball game or boxing match on，it is almost impossible

to get tickets to see it live(现场直播)．

⑤Chess，card playing and dancing are other forms of indoor recreation enjoy by many people．

It's important for everyone to relax from time to time and enjoy some forms of recreation．

21，将①处译成英语：

______________________

(  )19． You can't go anywhere even when you feel thirsty or hungry．

(  )20． You can find your way back to your branch room easily without leaving any branches as you walk．

(  )17． You can keep on shouting or whistling always three times together for help．

If you go into the forests 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． Let 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) by shouting or whistling(吹口哨) three times． Stop． 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 two shouts or two whistles． When a signal is given twice，it is an answer to a call for help．lf you don-t think that you will get help before night comes，try to make a small room with branches(树枝)．

What should you do if you get hungry or need to drink water? You would have to leave your little branch room to look for something to eat and drink． Don't just walk away． Drop small branches as you walk so that you can find your way back．

The most important thing to do when you are lost-stay in one place．

(  )16． If you get lost in the forests，you should walk everywhere to find your friends as soon as possible．

(  )18． When you hear two shouts or whistles，you know that people will come to help you．