1.   He was talking so fast, and his nerves were so Jangled, it seemed clear that something was up.

2.   His nerves were on edge as he entered the dark room.

3.   Jerry had had a hard day and his nerves were on edge.

4.   My nerves were on edge, waiting for the results of the test.

5.   My nerves were constantly on edge.

6.   His nerves were bad.

7.   Nerves were a problem he always found difficult to combat and the full glare of the spotlight made walking and singing a tall order that day.

8.   A nerve is a collection of nerve fibres inside a coat of connective tissue.

9.   It was a time when nerves were tense and misunderstandings costly or even fatal, a time when anything and everything might go wrong.