Relative pronouns who/ whom

Con viết họ và tên vào đây nhé

The men (a)   lives next-door are English.

Do you know the girls (a)   are standing outside the church?

The man (a)   my sister loves is very intelligent.

Peter, (a)   I had seen earlier, wasn’t at the party.

Mary, (a)   had been listening to the conversation, looked angry.

Mrs.Jackson, (a)   had been very ill, died yesterday.

Is this the person (a)   stole your handbag ?

The man (a)   we consider our leader had much experience in climbing mountains.

I don't know the girl (a)   is wearing a long blue dress.