Interjections (Short Introduction)
Interjections are words or phrases which express sudden feeling. When boys give three cheers, shouting Hurrah! they are using an interjection. When a teacher says: ‘Come, come! less noise!’ Come! is an interjection. So is the strange but common phrase: Now then! which is used as a warning.
‘Now then! get on with your work!'
Well is an interjection expressing delight.
‘Well, well! so you’re here at last!’
When the doctor says: ‘Ah! I thought so!’ he is using an interjection, meaning that there is something serious.