Here is an exercise those of you working on your English: Complete the following with the words: “between”, “from”, “in”, “of”, “on”, “to” and “with”. 1. Did you know that International Youth Day is ____ August the twelfth? 2. It was designated as an international day by the United Nations ___ 1999. 3. It is not to be confused _____ World Children’s Day, which is celebrated ___ the twentieth ___ November. 4. According ___ the United Nations, a youth is aged _____ fifteen and twenty four. 5. There is a theme for International Youth Day, and it varies ___ year ___ year. 6. This year, the day will be celebrated ____ events ___ the theme ___ “transforming food systems.”