Much to our relief, although we are not that rich, our income is now double______it was five years ago.

The engineers made two big plans for the dam, ____ was never put in force. 

As is often said, a friend is to man_____ water is to fish.

Maybe you have been to many countries , but nowhere else ___such a beautiful palace.

They put forward a lot of plans at the meeting, none of _______ were carried out in their work.