Ответ:
- Godfrey Norton was talking excitedly because he was worried that he might be late for his wedding.
- They went to the church separately because they did not want anyone to suspect that they were going to get married.
- Holmes followed them because he wanted to find out where Irene Adler lived and to discover where she had hidden the photograph.
- Irene Adler followed the friends to the house because she suspected that they had been sent to search her house.
