do / homework
She was doing her homework.
What were you doing when the phone rang?
I was sleeping in class.
feed / cat
She was feeding the cat.
What were you doing when the phone rang?
I was cleaning the windows.
What were you doing when the phone rang?
I was combing my hair.
dry / hair
I was (blow-) drying my hair.
do / shopping
He was shopping / doing the shopping.
What were you doing when the phone rang?
I was skateboarding in the park.
What were you doing when the phone rang?
I was getting dressed.
What were you doing when the phone rang?
I was sleeping.
bake / muffins
She was baking muffins.
wait for / bus
He was waiting for the bus.
What were you doing when the phone rang?
I was running to catch the bus.
What were you doing when the phone rang?
I was checking my email.
What were you doing when the phone rang?
I was having a shower.
take food / refrigerator
She was taking food out of the refrigerator.
What were you doing when the phone rang?
I was playing the guitar.
clean / shoes
He was cleaning/polishing his shoes.
What were you doing when the phone rang?
I was reading a book.
What were you doing when the phone rang?
I was drawing a picture.
What were you doing when the phone rang?
We were studying for a test.
What were you doing when the phone rang?
I was singing.
have / dinner
I was having dinner.
paint / picture
I was painting (a picture).
What were you doing when the phone rang?
I was brushing my teeth.