The rain began to drizzle.

Please attach this file to the email.

He likes to take a walk in the park at dusk.

He is known as the founder of that religion.

My grandfather has traveled the world when he was young.

Hydrogen is the most abundant element in the universe.

Fluorine is an important element for dental health.

My computer is made of silicon.

Boron is one of the elements widely distributed in the earth's crust.