题目内容：

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What can kites do for us? You might think they are just for fun， but kites can do a lot more.

Picture taking： In the1880s， when there were no airplanes， people used kites to take photos from the air. Those kites carried cameras. People also used them in war. In this way， they got to know more about their enemies.

Science studies： In the early 1900s， scientists from the United States put machines into kites. They used them to learn about the weather.

Life saving： Once some lifeboats on ships from the United States had kites on them. They could send radio messages from the kites. This made it much easier to find people lost at sea.

Fishing： In Asia， people have been using kites for fishing for hundreds of years. Fishing with a kite is far better than you might think. Using a kite， you can place the  hook(鱼钩) further away. You can also put it into the water slowly so it will not frighten the fish.

Advertising： Advertisements aren't just on TV. They can also be on kites! These kites usually carry the name of a product(产品) or a company. Advertising kites come in many shapes and bright colors. Some even look like the products!

What to do	How to do it	Advantages(优势)
Picture taking	Take photos from the air.	Use kites1.of airplanes.
Science studies	Put machines into kites.	Help to learn about the2..
Life saving	Send radio3.from the kites.	Make it easier to find lost people.
Fishing	Place the hook slowly into further water.	Be able to fish further away； Be able not to4.fish.
Advertising	Make kites with names of products and companies on them. Make kites5.like the products.	Draw more people’s attention(注意).