She bosses about her employees all the time.

She is always bossing about her colleagues.

He was hanging about the park all day.

He often hangs about the park after school.

He hung about the park all day.

She potters about in her garden every morning.

She pottered about in the garden all afternoon.

She enjoys pottering about in her garden.

He is knocking about the house, looking for his keys.

He knocked about the room, searching for his keys.