Farmers study the soils to improve crop yield.

You usually sing every morning.

I soil, you soil, he soils, we soil, you soil, they soil.

The shoe-sole factory produces high-quality soles for Italian shoes.

The workers in the shoe factories work hard to produce high-quality shoes.

We usually go to the cinema every Saturday.

That you (all) may be accustomed to leaving early.

I roll out the dough every Sunday.