This region has also experienced drastic changes in the world.

In the past decade, the advancement of technology has changed so much that it can be described as 'drastic changes in the world'.

This area has undergone such a great change that it can be described as 'the sea has turned into a mulberry field'.

His life changed just like 'fields and mountains turn into seas and oceans'.

Based on my experience, that method is effective.

I like to experience new cultures.

In my area, a summer festival is held every year.

He gazed at the blue waters and dreamed of freedom.

It is important to adapt to changes in society.

His attitude changed.