A frog is a type of amphibian.

My husband is a doctor.

It is said that his soul has ascended to heaven.

He used a double capture strategy in shogi.

The airplane violated our country's airspace without permission.

Exchanges between both countries are becoming more active.

Please add an appropriate amount of salt according to the recipe.

He has the ability to solve that problem.

The two poles of the Earth are the North Pole and the South Pole.

He was standing on his two feet.