Complete the sentences. Put the verb into the corect form, positive or negative:
1. I knew Sarah was very busy, so I ... her. (disturb)
2. I was very tired, so I ... the party early. (leave)
3. The bed was very uncomfortable. I ... very well. (sleep)
4. The window was open and a bird ... into the room. (fly)
5. The hotel wasn't very expensive. It ... very much. (cost)
6. I was in a hurry, so I ... time to phone you. (have)
7. It was hard carrying the bags. They ... very heavy. (be)