Irregular nouns plural

• Do the exercise on irregular plural nouns »

• Economics deals with the principles of production.
• All the valuables were removed to the cellar.
• He says his goods are the best.
• A new plant was completed last year.
• Mathematics embraces geometry.
• I didn't know that billiards was his favourite game.
• There is always a means to an end.
• Measles often proves to be a dangerous disease.
• My spectacles are broken.
• Phonetics is an interesting subject.
• No news is good news.
• Victuals were carried to the ship.
• Your trousers have been ironed.
• My scissors don't cut well.