Defining and non-defining relative clause

I have a friend…..speaks four languages

The Internet is a place ….. you can find everything you need

E-mails ….. advertise things are called “spam”

We should only buy products….. can be recycled

Do you remember the park….. we met?

There were three people at the party…. knew me

I met a man …… daughter I had won the competition

My sister, …… can speak three languages, is a doctor

My new TV, …… I bought last month, is out of order

The house, …. we sold, is made of wood

A babysitter is a person …. takes care of small children

The car, …..is red, belongs to my son