Counting （number） is one of the (one) lessons you begin to learn when you learn new language. Most of the time, the counting (start)from the number"1".
However, the number "0" is also important. Unlike other numbers in the English language, it (have) several words to describe it. (help) you use the （good）word in the right context ( 语境 ), here's a quick and easy guide on how to say"0"in English.
When to say "o"
In spoken English, the number "0" is often read as the letter "o". This is especially true when"0"is included with a list of other numbers. This is most commonly used in phone numbers.
When to say "zero"
"Zero" is a word mostly used in Maths and Science. When you are measuring something, or you are a fan of science, you will probably find (you) using this word quite a bit!
