Ответ:

1.'I will book the tickets,' Tom promised to his brother.

2.My sister offered to me, 'I can help you finish your homework.'

3.'I broke the window,' the student admitted to the teacher.

4.'I didn't lie to you,' Daniel denied to his friend.

5.'OK, we can trek across the mountaind of central China,' Alan agreed to Alice.

6.'I can't join you because I have a lot of work to do,' Penny explained to us.

7.'Let's ask the man at reception,' suggested Sarah