She drinks milk every day to maintain her health.

He always comes late, so it's hard to wait.

He is working hard on his Japanese studies day by day.

Every day, he exercises at the gym.

He always says 'time is money' and strives not to waste a single second.

You should always be prepared for the time of need.

I woke up at the witching hour.

During rush hour, the trains are very crowded.

Following the customs of the time, they celebrated the festival.