They opposed the plan in concert.

My daughter goes to the nursery school every day.

Bioweapons are a major threat to humanity.

The children were playing by beating the pellet drum.

I am planning to go to school tomorrow.

He sacrificed his time for the team.

This silkworm produces beautiful silk.

Physical education is my favorite class.

Education is an important element in building the foundation of society.

The National Aeronautics and Space Administration announced a new space exploration plan.