2500 Must Know IELTS 5.5 Vocabulary - Understanding 'Once': A Key Word for IELTS Success

Learn the versatile uses of 'once' as an adverb, conjunction, and noun. This video covers its meanings, history, antonyms, synonyms, and provides examples to help you use it correctly in your IELTS exam. Avoid common errors and enhance your English language skills with this essential word.