You only need to complete one return at the end of each year.

The project took 10 years to complete at a cost of about $4.3 billion.

The project took two years to complete, at a cost of $20,000.

The move started in 1919 and took two years to complete at a cost of $16,000,000.

The study took 8 years to complete at a cost of $22.5 million.

It took six years to complete at a cost of $330 million.

The second building was completed at a cost of $30,000.

The move was completed at the start of the 2011 season.

The building was completed in 1829 at a cost £34,199 11s 6d.

He has completed his first year at some great university.