题目内容：

The kite has been considered as the1.(invent)of the famous 5th一century BC

Chinese architect Lu Ban. By at least 549 AD paper kites were being flown，as it2. (record)in that year a paper kite was used as a message for a rescue mission. From then 3.，kites were  slowly introduced to Cambodia，Thailand，India，Japan，Korea and the western world from China.

After its introduction into India，the kite further evolved into the fighter kite4.(know)as the patang in India where thousands are flown every year on festivals such as Makar Sankranti. Kites were known throughout Polynesia，as far as New Zealand.5.(story)of kites were first brought to Europe by Marco Polo towards the end of the 13th century.6. they were initially regarded as mere curiosities，by7.18th and 19th centuries，kites were being used as vehicles for8.(science)research.

In 1750，Benjamin Franklin published a proposal for an experiment9.(prove)that lightning is electricity by flying a kite in a storm. Kites were also instrumental in the research of the Wright brothers when they built the first airplane10.(active)in the late 1800 s. Over the next 70 years，many new kite designs were developed，and often patented.