1 Once upon a time there was a boy who wanted to be a fireman.
2 The businessman is going to visit US. или The businessmen are going to visit US.
3 The Browns have had this computer for three weeks.
4 I will wash up. I promice.
5 I wrote a letter to Alice and Susan's grandfather.
6 It often rains in London.
7 She did a lot of tests but she wrote few dictations.
8 Your cat never sleeps here, does it?
9 Helen was wearing a long black dress. She looks wonderful.
10 I think they will be at the stadium at two o'clock tomorrow.