The YUNiversity on Twitter: "ℹ️ FACT: The plural of “stadium” can be either “stadiums” or “stadia.” 🏟️ Which one do you use? 🤔 https://t.co/ZXbMOJT4Fx" / Twitter
Compound adjectives with numbers: A two-day trip - Test-English
Metre definition and meaning | Collins English Dictionary
Singular Plural Words - Apps on Google Play
Units measurement system, uses of symbols of units - English Mirror