There are a lot of sedges growing in this pond.

He looked up at the heaven and let his thoughts run deep.

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.

I bought a drink from the vending machine.

She is working in nursing.