Defining & Non- defining relative clauses

I have a friend ...  speaks four languages.

The Internet is a place ...you can get cheap technology products.

E-mails ... advertise things are called "spam".

A "technophobe" is someone ...  is scared of technology.

That's the shop ...  I bought those shoes.

I can't find the CD ... I borrowed from you.

Do you remember the date ... we met?

There were three people at the party ... knew me.

I want to see the film ... everybody's talking about.

The mountain ____ we climbed yesterday was the highest mountain in Britain!

 Rewrite these sentences:

Greg bought a camera yesterday.

The camera doesn’t work.

 Rewrite these sentences.

I met a man at a meeting last week.

The man was at the party.

 Which sentence is correct?

Which sentence is correct?

 The sentence ‘The apple tree which is at the bottom of the garden needs to be cut down.’ means that…

Mr. Bean, … is a very popular comic in Britain, has a master's degree in electrical engineering.

Bangkok,… the capital of Thailand, is the most visited city in the world.