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生育率是一定时期、一定地区育龄妇女实际生育子女的数量;抚养比是指非劳动年龄人口数与劳动年龄人口数之比。下图为江西省某市抚养比和生育率示意图,图中四条曲线分别代表儿童抚养比、老年抚养比、总抚养比、生育率。据此完成下列各题。

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    Travelling is a very good activity. When you get tired of your work or study, and when you have free time, you can go to a beautiful place to enjoy the beauty(美丽) of nature(大自然) or other cities. You can take in fresh air, meet different people and make friends with them. It's good for your health to do so.

    But sometimes, travelling is not an enjoyable thing. For example, the weather can be changeable. There may be rain when you travel. You may catch a cold or be ill while travelling. The worst(最糟糕的) thing is that the thieves may steal(偷) your money. All these may happen to a traveler.

    When you go on a trip, you must get everything ready. Firstly, you must have clear information about the weather. Secondly, ask a friend to go with you so that you can help each other. Thirdly, you must be careful everywhere and try not to cause accidents(引起事故). If you do these, you will enjoy your travel.

Title (标题):____

Advantages

(优点)

You can enjoy the____views (景色) of the nature.

There will be a lot of____air around you.

It can make you ____.

Disadvantages

 (缺点)

Sometimes it ____when you travel. It will make

the road wet and slip(湿滑).

You may get ____when travelling.

The worst thing is that you may lose(丢失) some ____.

Advice

(建议)

 ____, you should know about the weather clearly. Second, you can ____someone to go with you.

Third, do everything carefully. ____ cause any accidents.