完形填空

　　There was once a lonely girl who wanted love very much．One day 　　1　　 she was walking in the forest, she found two dying birds．She took them home and put them in a small 　　2　　．She was happy to have two“friends”．She 　　3　　 them with love and the birds grew strong．One day the girl happened to 　　4　　 the door of the cage open．The larger and the 　　5　　 of the two flew out the cage．The girl was 　　6　　 that it would fly away．She caught it quickly．She felt glad that she caught the bird before it could fly away．Suddenly she couldn’t 　　7　　 a sound from the bird．When she opened her 　　8　　, the bird was already dead, Her 　　9　　 killed the bird!Then she noticed 　　10　　 bird jumping up and down 　　11　　 the cage．She could feel its great need for freedom(自由)．It wanted to fly into the clear, blue 　　12　　．So she lifted it from the cage and let it fly away 　　13　　．The bird circled once, twice, and three times．The girl 　　14　　 as the bird flew．She didn’t care about losing the bird any more．She wanted it to be happy．Suddenly the bird flew closer and landed softly on her shoulder．It sang the 　　15　　 song she had ever heard．

　　The fastest way to lose love is to hold on it too tightly, and the best way to keep love is to give it wings．