He believes it's important to uphold his own rule.

The lotus was beautifully blooming in the pond.

He shook the die and started the game.

Strontium is one of the elements abundantly present in the earth's crust.

He is world-famous as an astronomer.

I saw a jackdaw in the park.

He provided meals to the homeless people.

My suitcase is too heavy to lift.

My father is an ichthyologist and has a deep knowledge about marine life.

I made a special birthday card for her birthday.