Complete the sentences and write the verb forms. example: jane (sit) when i came in. jane was sitting when i came in. 1) irene (write) a letter when the phone rang. 2) who (lie) on the sofa when you opened the door? 3) they (travel) about italy in early september. 4) we (swim) when it began raining. 5) mary and tom (dance) when our teacher asked us to go to the classroom. 6) they (begin) to write the text when john came into the room.