patrz, nie do konca zostal temat rozwiniety
mozna rowniez stawiac przyimki przed zaimkami wzglednyi (oprocz 'who' i 'that'):
>1. This is my friend who I like talking to.
lub
This is my friend to whom I like talking.
lub pomijajac zaimek wzgledny:
This is my friend I like talking to.
>2. This is {the} house which I live in.
lub
This is the house in which I live.
lub
This is the house I live in.
>3. This is the movie which I told you about.
lub
This is the movie {about which} I told you.
lub
This is the movie I told you about.
te zdania z przyimkiem przed 'which/whom' sa odbierane jako formalne, a te bez 'which/who/that' jako bardzo nieformalne