This is not any old matter.

Spring has come and the cherry blossoms have started to bloom.

I like to read books at home on rainy days.

Rainy days make me feel down.

Mr. Amano is my best friend.

Please fill in this hole.

Ancient people looked up at the sky and observed the movement of the stars.

This wildfire burned down the entire forest.

The rain, lasting for more than ten days, caused the entire town to be flooded.

The sky was threatening, so I decided to go out with an umbrella.