1. I (not to understand) that man because I (not to

1. I (not to understand) that man because I (not to know) English. 2. What you (to do) between one and two? I phoned you several times. - I (to play) the piano and heard nothing. 3. Listen! Somebody (to sing) a lovely song. 4. Diana (to come) to the party tomorrow? 5. When I arrived, Tom (to lie) on the sofa and (to speak) over the phone.