Would you mind opening the window?

I'm looking forward to seeing you again.

Look at the boy running over there.

He saw some boys swimming in the river.

This is a car made in Japan.

I received a letter written in English.

He has a friend who works at a bank.

Do you know the girl who is playing the piano?

This is a building which is the tallest in the world.

I can see a house which has a big tree in the garden.