He faced the difficulties and made up his mind to move forward.

He is reading a history book and learning about history.

He is learning the technology of paper making.

He signed the written oath.

She is learning the technique of spinning silk.

He was raised as the heir to the throne of the country.

I pruned the trees in the garden.

He made a marriage vow.

The crown prince is an important figure who carries the future of the country.

He likes to study official history.