He fell into a critical condition due to an accident.

Every morning, when it's time to commute, this road always jams.

He was seriously ill and was immediately taken to the hospital.

Flexibility is necessary for success.

December is the month of Christmas.

He is assigned to an important post in that company.

He was assigned to an important post as the leader of the project.

He is good at handling multiple tasks at the same time.

The twenty-four divisions of the solar year, or 'Nijyushi Sekki', is a system that divides the year into 24 parts according to the changes in nature.

There is Halloween in October.