The teacher arrived while we _____________ (copy) our homework.

What other animals did you see when the lions ______________ (sleep)?

While Susan ______________ (study), her phone rang.

The children cried a lot while we _________(look after) them.

Somebody _____________ (pick up) my phone while I wasn’t looking.

C. My baby brother was crying all morning until we ___________ (turn on) the TV.

I was feeding my rabbit when my phone _________________________________. A) rang. / B) was ringing.

We were surprised when we saw everyone ________________________________. A) was sitting in silence. / B) sat in silence.

What was the baby doing when his mum _________________________________. A) come in? / B) came in?

When the teacher came in, the students _________________________________. A) weren’t working. / B) weren’t work.

Somebody _____________ (pick up) my wallet while I wasn’t looking.

Juan didn’t say anything when he saw his friend _________________________________. A) left. / B) was leaving.

The girl fell and hurt her leg when she ____________________________________. A) ran after the chicken. / B) was running after the chicken.