I accidentally lost my keys.

Oh no, I left my keys at home.

Kyoto has a sister city relationship with Boston.

He must come.

Whether trains will operate or not will depend on the condition of the snow.

His situation is really pitiable.

My old car finally became a disused car.

We need to distribute resources appropriately to start a new project.

They decided to abolish the old law.

He lost the lawsuit.