学进去

Many of us enjoy watching animals in the world. But do you know they can teach us?

Geese（雁）, for example, teach a very good lesson about ____. In the fall, Canada geese fly to the warm south to _____ Canada’s cold winter. They lift off in no order. Yet ____ they form a V shape, with one bird leading the group.

This V shape allows geese to ____ energy. When the front bird moves its wings up and down, the resulting force of the air lifts the next one. This continues down the line. The bird ____ has the hardest job. When it gets ____, it moves behind, and another bird moves into the lead. By sharing the role, the group can travel great distances. Geese flying in a V shape can fly 70 percent farther without ____ than birds flying alone.

During the long flying journey, geese communicate with one another. They honk（鸣叫）to ____ the birds up front to keep up the speed. They also cheer each other up ____ working toward a common goal.

What have we learned from the lovely geese's experience and skills?

____ together! Whether it is our personal lives or our jobs, we need other people. We need the spirit of teamwork!