‘Concern’, ‘concerned’ or ‘concerning’?- Learners’ Questions

“What’s the difference between ‘concern’, ‘concerned’ and ‘concerning’?“ That’s what Eunice from Hong Kong would like to know, and Dan has the answer! If you have a question for Learners’ Questions, contact us on: @ Enjoy more Learners’ Questions here: Learning English is easy! Improve your English with our free English videos and lessons on grammar, vocabulary, pronunciation and English exams. Please use English when you comment. For more free Engl