Respostas
A) This is the man that/who* i talked yesterday.
B) The laptop which/that* i bought yesterday is really good.
C) Where's that girl who/that* I talked about last night?
D) I am looking for someone who/that* can take care of my child
E) The people who/that* live next door are very friendly.
F) This is the man, whose car has broken.
G) I have a friend whose brother is annoying.
H) I think it's an interesting topic which/that* might interest you.
(*): Ambas respostas estão certas, escolha uma delas.
Explicação:
That (que): relativo a pessoas, animais e coisas.
Which (que, o qual, os quais, a qual, as quais): relativo a coisas e animais.
Who e Whom (que ou quem): relativo a pessoas.
Whose (cujo, cuja, cujos, cujas): relativo à posse, é usado para pessoas e animais.