According to Chinese mythology, the creation of heaven and earth represents the beginning of the universe.

This detergent contains a high-quality surfactant.

Developmental dictatorship can bring about economic growth, but there are also issues of human rights violations.

The effect of this medicine is amazing.

He ate three apples.

He was a swordsman named Zan in the past.

He scattered the seeds.

She gave birth to a baby in the maternity hospital.

My younger brother is good at addition in arithmetic.

This silkworm produces beautiful silk.