What is the biggest problem for polar bears?

It dances.

It spreads out its tail.

It searches for a wife.

It uses shells and flowers to make a garden.  

warn other birds to go away. 

give their information in another way.

find a wife.

fly high in the sky.  

A warning to keep away.

A warning to come quickly.

A warning about the approach of people.

A warning to stop singing.  

Birds in a good temper.

Cock birds.

Hen birds.

Female birds which attract male birds.

They like birds.

They feel happy.

They want to tell a story.

They like studying music. 

world

planet

history

supermarket 

Because he played very badly.

Because he practiced hard.

Because he played skillfully.

Because he earned a lot of money.