Advanced Relative Clauses B2+

Undercover is a film _____ a police officer takes on a criminal identity. 

• which

• during which time

• in which

Mandy, _____ idea it was to come here, loves this place.

• which

• who

• whose

I made three good friends in primary school, _____ I'm still in touch with. 

• all of which

•  the most of which

• none of which

There are loads of reasons _____ I don't really enjoy living here. 

• whose

• why

• during which time

I've got a few things to do today, the most urgent _____ is seeing a dentist.

• whereby

• in which

• of which

I shared the book with my friends, _____ loved it. 

• the most of which

•  most of whom

• many of which

We have an ageing population, _____

means that there is an increasing proportion of older people in society.

These older people, some _____

live with their families, prefer to have their own place.

A social robot is one ____

interacts and communicates with humans.

A social robot can also help a person ____family lives far away to keep in touch with them by making calls, sending messages and so on.