Relative Clauses

My girlfriend, _______ I waited at the airport, arrived late.

• in whom

• of whom

• for whom

The Browns, ________ she has quarrelled, are rather envious people.

• in whom

• with whom

• at whom

The house ______ Copernicus was born is now a museum.

• at which

• in which

• of which

Fortunately she had satellite navigation, _____ she would have got lost.

• without which

• at which

• for which

The woman ______ I was smiling was very pretty.

• about whom

• on whom

• at whom

The tree ______ they had their picnic was the largest in the garden.

• on which

• under which

• without which

The things _______________ we were entitled were not given to us.

• on which

• to which

• by which

The letter _________ he replied was very well written.

• to which

• at which

• in which

The water ____________ we were bathing was warm.

• on which

• in which

• at which

The episode of the Simpsons _________ they go to Australia will air today.

• in which

• at which

• on which