When spring comes, the birds begin to copulate.

She is suffering from menopause symptoms.

He checked the rear.

The new law has been officially announced.

The government has officially announced a new law.

Aircraft carriers are an important part of the navy's strength.

We should aim for the optimization of our operations.

We found a new way to optimize the project.

The city received a grant of money for the construction of a new park.

He was dissatisfied with the verdict and appealed in court.