Front

We __________ dinner last night when we heard a loud explosion.

Back

were having

Front

The farmers __________ the field when it began to pour.

Back

were ploughing

Front

I could not sleep as the noise __________ on all night.

Back

was going

Front

My mother __________ the whole of yesterday evening.

Back

was knitting

Front

The bird flew in as he __________ the windows.

Back

was closing

Front

I __________ along that road when I spotted a little puppy.

Back

was driving

Front

As I ___________ a shower, my parents came home.

Back

was taking

Front

When you called, I __________ the newspaper.

Back

was reading

Front

While my grandparents __________ dumplings, I __________ cookies.

Back

were making...was baking

Front

I __________ in my room while you __________ at the top of your voice.

Back

was studying...were screaming