She is learning the grammar of the present progressive form.

The olive ridley sea turtle is one of the smallest sea turtles in the world.

The flatback sea turtle is a species endemic to Australia and is on the brink of extinction.

He was promoted to the rank of lieutenant junior grade last year.

He was promoted to Rear Admiral.

My friend lives in Ohio.

The Levantine Sea, a part of the Mediterranean, captivates those who see its beauty.

We went for a picnic to the lake on the weekend.

We had a picnic at the lake over the weekend.

Technetium is one of the most unstable elements in the periodic table.