The yellow house is as big as the cinema

1)tony has been writing the letter for an hour.

2/they have been cycling for a long time.

1. she wasn't invited to the party (by them).

2. the windows weren't left open (by me).

3. the light wasn't turned off (by them).

4. some friends has been invited to tea (by me).

5. an english book has been given to me (by her).

6. has the letter been written yet?

7. a lot of interesting things have been told to us (by them).