She keeps house while her husband works.

She is keeping house while her husband is away on a business trip.

He keeps off junk food to maintain a healthy diet.

She is keeping off sweets to maintain a healthy diet.

Don't keep in mine the small details.

He keeps shtum about his plans.

He is keeping shtum about the incident.

He keeps schtum about his secret plans.

He is keeping schtum about the surprise party.

She is keeping cave during the storm.