Complete the sentences with may or must. 1. have been waiting for us since morning. 2. helena, have gone to the cinema a lot. you know a lot about films, actors and actresses. 3. have spoken to the manager but i'm not sure. 4. perhaps he went to the beach by another way. have missed him. 5. i left my car under the no parking sign; and now it's gone. have been stolen. — not necessarily. the have driven it away. 6. good-bye and thank you. perhaps see each other again some time. 7. the have misunderstood the foreigner and brought him a wrong dish. 8. i wonder how the fire started. — oh, have dropped a lighted cigarette. or have been an electrical fault. 9. it was the depth of winter and we had to wait 18 hours in an unheated station. — have been frozen by the time the train arrived. 10. be working at the same problem. 11. "oh, you! " he said as he looked up in surprise. have forgotten my name. 12. i didn't see jim but i knew for sure that be waiting somewhere. 13. is he likely to come again? — i really don't know. 14. 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. have fallen from a nest.

1. carol must  have been waiting for us since morning. 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.

Iwrite letters on sunday i am writting letters now i will write letters next sunday i wrote letters yesterday i was writting letters,when you came i will be writting letters at noon i have written letters already i had written letters   sunday by the evening i will have written letters by sunday  i have been writting letters for 1 hour i had been writting letters since friday till sunday  i will have been writting letters for a day