The bird flapped its wings and flew away.. A: control B: flew C: symbolize D: beat

They saw the bird flap its wings and ________ away. A: fly B: flied C: flew D: flying

The penguin is a kind of sea bird living in the South Pole. It is fat and walks in a funny way. Although it cannot fly,it can swim in the icy water to catch the fish. A: 北极熊 B: 企鹅 C: 海象

What is a bird’s “territory”？ A: A<br/>place where families of other species are not accepted. B: A place wherebird may shout at the top of its voice. C: An area for which birds fight against each other. D: An area which bird considers to be its own.

A formal outline is a diagram of a paper’s design, a bird’s-eye view of its structure.