Theer are LOADS of examples to use 'Imerse' in a sentence - here's a few...

Jack decided to immerse himself in his schoolwork to gain better grades.

The treatment for a burn is to immerse the area in cold water to reduce swelling and pain.

Jack planned to immerse himself in a bath of custard to raise money for charity.

"Immerse yourself in their language and culture."

I like to immerse myself in good thoughts.

Immerse in cooking means to lower a food into a liquid, such as water, broth or oil, until the food is covered with the liquid.

The noun forms for the verb to immerse are immersion and the gerund, immersing.