His alertness keeps him safe even in dangerous situations.

I decided to start a new business taking advantage of this favorable opportunity.

She put fresh flowers in the vase.

This app is very convenient.

He conducted shooting training using a carbine.

Understanding euphony is important for understanding the pronunciation of Japanese.

He solved the problem in a gentle way.

There is a letter in the mailbox.

My friend came from the Philippines.

He hitchhiked a long distance to travel.