— Would you get me a bar of chocolate from the kitchen, dear?—______one?                                        

Catherine bought a postcard of the place she was visiting, addressed ___to ____and then posted it at the nearby post office.

There were many people standing by, but _____ of them were willing to help the poor boy.

The two girls are so alike that strangers find________difficult to tell one from the other.

People think that the beauty of the mountains is great than ___________ of the desert.