A boy and a girl catch(捉住) a bird and put ____ __ in a birdcage(鸟笼). They ________ it very much and look at it every day. A cat _______ the bird and wants to eat it ________ dinner. ______ the bird is in the cage. She can’t catch it. So she is very ________.One day, she __________ the door of the cage and tries to (尝试) catch it. But the bird can fly, so it flies away(飞走). The cat can’t _______, and she _______ have ways(办法). The two children come back home and see the bird isn’t in. They are very angry and put the             into the cage.