Cách sử dụng
Seventy is a number that comes after sixty-nine and before seventy-one. It is used when counting and talking about quantities of objects or people that are equal to or greater than 70. For example, if you have seventy apples, it means you have 70 apples. You can also use seventy to talk about someone's age, such as "My grandma is seventy years old." It is a useful word to know when speaking or writing in English, especially when dealing with larger numbers.