阅读下面短文，根据下列提示：1）汉语提示，2）首字母提示，3）语境提示，在每个空格内填入一个适当的英语单词，并将该词完整地写在试题下方相对应的横线上。所填单词要求意义准确，拼写正确。
You will never imagine that such a small invention as a kite can       （有益） us so much! Flying kites is a popular hobby in many countries of the Far East where
       （漂亮） decorated kites appear      different colors．In China there is a special Kites Day on which children anda      fly kites together happily．A flat kite is the oldest and        (简单的) type of kite．It fliesb      air flows over and under the kite's wing．The pressure under the wing helps the kite lift into the air．Kites have also        used in experiments．Early scientists s       kites up into the air to measure temperature at different        （高度）. Kites were also used to develop airplanes．         is known to us that the Wright Brothers experimented with kites before they flew the first airplane．