1) The old couple ___________ live next to us have four grandchildren. 2) I can never forget the day ___________ I got the first prize in the competition. 3) The garden of his house has a lawn, ___________ is very pleasant to sit on in summer. 4) The fish are multi-colored, the biggest of ___________ is only 2 cm long. 5) There have been complaints about the noise from the people ___________ live in the flats. 6) A chat show is a TV program in ___________ famous people are asked questions about their lives and work.