1 The man who/- came to fix the TV knew about computers, too.
2 The other day, when/which I saw you in the shopping centre, I bought a new DVD.
3 Th e classroom where/which we leave our bags in is only used by the English department. 4 This unusual invention, that/which comes from Japan, could be really popular one day.
5 The blog that/- she writes is really interesting.
6 Does anybody know who's/whose pen this is?