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100

My friend invited many people. His house is huge.

My friend, whose house is huge, invited many people.

100

That man is a politician. I forgot his name.

That man, whose name I forgot, is a politician.

100

Steven is an architect. His designs have won many awards.

Steven, whose designs have won many awards, is an architect

100

Mr Reynolds had to do all the work himself. His secretary left a few days ago.

Mr Reynolds, whose secretary left a few days ago, had to do all the work himself.

100

Ingrid went to see the doctor yesterday. He is a friend of hers.

Ingrid went to see the doctor, who is a friend of hers, yesterday.

100

The couple lives next to us. Their daughter has two charming boys.

The couple, whose daughter has two charming boys, lives next to us.

100

Mr Carter is very interested in our plan. I spoke to him last night.

Mr Carter, who I spoke to last night/ to whom I spoke last night, is very interested in our plan.

100

My sister is visiting us next week. You once met her.

My sister, who(m) you once met, is visiting us next week.

100

Mr Yates is retiring next month. He has worked for the same company all his life.

Mr Yates, who has worked for the same company all his life, is retiring next month.

100

That man over there is an artist. I don’t remember his name.

That man over there, whose name I don’t remember, is an artist. 

100

She showed me a photograph of her son. Her son is a policeman.

She showed me a photograph of her son, who is a policeman.

100

The new stadium will be opened next month. The stadium holds 90,000 people.

The new stadium, which holds 90,000 people, will be opened next month.

100

John is one of my closest friends. I have known John for eight years

John, who(m) I have known for eight years, is one of my closest friends.

100

The boy is one of my closest friends. He is waiting for me.

The boy, who is waiting for me, is one of my closest friends.

100

Next week-end I’m going to Glasgow. My sister lives in Glasgow.

Next week-end I’m going to Glasgow, where my sister lives.

100

The letter is in the drawer. Peter has sent the letter to you.

The letter, which Peter has sent to you, is in the drawer.

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