1.  A stone chimney was the only thing left standing.

2.  Across the rooftops, a lone cop prowler was the only thing moving on the cold expanse of the Grand Canal.

3.  Acting and horses were the only things I had settled on.

4.  After all, the only thing more boring than being dull is being dull and right.

5.  And postage stamps are not the only things that have gone up in price.

6.  But geometrical figures are not the only modes, and so are not the only things whose real essences we can know.

7.  But the only thing is they are really small.

8.  But the only thing there was a fragile gecko, which clung splay-footed to the wall and watched me with cloudy eyes.

9.  Diana quickly appreciated that the only thing the royal family like to change is their clothes.

10.  Her letters were the only thing that kept me going while I was in prison.