My father has birthday yesterday. when dad was going home, my mom baked his favorite apple pie and bought pullover for him. I brought the flowers. our grandma knitted a scarf. my father was happy. when I went home, my brother went to the concert. by 6 pm they had been already packed. we were not going home yet , when it rained. buy the end of last year we had been learned to speak English. when the sun had set, they returned home. she spent the money before she returned. had they found you there?
2. Helena, you may have gone to the cinema a lot. You know a lot about films, actors and actresses.
3. She must have spoken to the manager but I'm not sure.
4. Perhaps he went to the beach by another way. I may have missed him.
5. I left my car under the NO PARKING sign; and now it's gone. It may have been stolen. — Not necessarily. The police may have driven it away.
6. Good-bye and thank you. Perhaps we must see each other again some time.
7. The waiter may have misunderstood the foreigner and brought him a wrong dish.
8. I wonder how the fire started. — Oh, somebody may have dropped a lighted cigarette. Or it may have been an electrical
fault.
9. It was the depth of winter and we had to wait 18 hours in an unheated station. — You must have been frozen by the time the train arrived.
10. They must be working at the same problem.
11. "Oh, you!" he said as he looked up in surprise. He must have forgotten my name.
12. I didn't see Jim but I knew for sure that he must be waiting
somewhere.
13. Is he likely to come again? — He may. I really don't know.
14. I must be very stupid but I don't seem to be able to understand what you are saying.
15.1 found this baby bird at the foot of a tree. It must have fallen
from a nest.