“rigorous selection”造句，怎麼用rigorous selection造句

Children must take a rigorous selection test.

After a rigorous selection of layers of sifting, only six candidates were left.

Sharif also has an extremely rigorous selection process.

Wines imported by Mercuris are all from famous chateaus, the prestigious quality is the result of rigorous selection, traditional making, ancestral art and storage of oak barrels.