Whereof one cannot speak, thereof one must be silent.
- Sur ce dont on ne peut parler, il faut garder le silence.
He got four dolls, of which three were made in China.
- Il a quatre poupées, dont trois ont été fabriquées en Chine.
He mentioned a book the title of which I can't remember now.
- Il mentionna un livre dont je ne peux me souvenir du titre.
He is the boy of whom I spoke the other day.
- Il est le garçon dont je parlais l'autre jour.
The occupation forces did not hesitate to shoot into the crowds, killing scores of civilians, many of whom were women and children.
- Les forces d'occupation n'ont pas hésité à tirer dans les foules, tuant des dizaines de civils dont plusieurs femmes et enfants.
I have a friend whose father is a magician.
- J'ai un ami dont le père est magicien.
I have a friend whose father is a famous novelist.
- J'ai un ami dont le père est un célèbre romancier.
... out those things that we don't need, ...
... I don't like pranks. ...