As soon as l saw the fire, l called...
We didnt have any stamps, so we had yo go to ...
I had a toothache, so l made an appointment with...
Ann had to catch a train, so l took her to.....
When we foud that someone had broken into our house , we called....
Bill wasn't feeling well, so he went to.......
We didn't have any money , so we had to to......
The plane was delayed, so we had to waint at......

the fireman,to the postoffice, the dentist, the railway station               ,to the police,in hospital,in the airport,the bank