PAST CONTINUOUS AND SIMPLE PAST

We ________ (sit) at the breakfast table when the doorbell _______ (ring) .

• were sitting / rang

• sat / was ringing

• was sitting / rang

I __________ (work) in my computer while my sister _________ (listen) to music.

• were working / was listening

• was working / was listening

• was working / listened

When they _______ (leave) the museum, the sun _________ (shine).

• left / was shining

• left / were shining

• were leaving / shone

The students _________ (play) cards when the teacher ________ (come) in.

• played / was coming

• were playing / was coming

• were playing / came

While the children _________ (sleep), their parents __________ (watch) TV.

• were sleeping / was watching

• were sleeping / were watching

• slept / watched

Those people _________ (complain) about Movistar service this morning at 9:00 am.

• were complaining

• was complaining

• were complained

When I ________ (open) the door, it _________ (rain).

• was opening / rained

• opened / was raining

• opened / were raining

While Henry ________ (have) a drink at the bar, his wife ________ (swim) in the sea.

• was having / were swimming

• had / was swimming

• was having / was swimming

He _________ (talk) to his friend when he ________ (hear) a loud bang.

• was talking / heard

• was talking / heared

• talked / was hearing

Alan _________ (look) out of the window when he ________ (see) a UFO.

• was looking / was seeing

• looked / saw

• was looking / saw