He has cyclothymia, and his mood changes drastically.

This forest is covered with dense trees.

He has been diagnosed with manic depression and is receiving treatment.

We had a footrace at the school sports festival.

This mystical herb has been believed to have the power to cure diseases since ancient times.

This road is two-way.

His piano prelude strikes the heart.

We attended our grandfather's funeral last week.

He is the successor of a large fortune.

He inherited the position of company president from his father.