There are many beautiful trees in the park.

The population is increasing rapidly.

I think yesterday's test was more difficult than ever.

She was described as very beautiful.

She is very beautiful.

We had a picnic in the park.

The yellowing of the leaves on the trees in the park is beautiful.

As autumn deepens, the leaves of the trees start to yellow.

Koyo is my best friend.

Mr. Koyo is my best friend.