The Introduction To Kites
the invention time	Over 2，000 years ago.
the use	Kites were（1） used by the Chinese army.
	In ancient times，kites helped to（2） bridges.
	In the 1880s，kites were first used to take photos.
	In the（3） 1900s，kites were used to help with weather report.
	Nowadays，kites are usually used for fun.
the material	The first kites were made of（4）
	Today，most kites are made of paper or cloth.
the name	（5） because of the way they look when they fly.