In the botanical garden we can find a(n) _______ of plants that range from tall trees to small flowers.
Is this hotel _____ you said we were to stay in your letter?
It was _____ the old clock that the old man spent the whole morning at home.
_____ what the six blind men said sounded!
Was it _____ she heard with her ears _____ really made her frightened?
Is this factory _____ you visited the other day?