Much to our ____, he didn’t do what he had promised. 

It is well-known to us all that the dove is a ______ of peace .

----The 7:30 plane hasn’t turned up yet. ----It has gone off its      to keep away from the sudden storm

4. Hiking by oneself can be fun and good for health. It may also be good for     building.

You’ve just missed your ______, and you will have to wait for the next round.