Formal:
* 我 (wǒ): This is the most common and neutral way to say "I" or "me" in Chinese. It is used in almost all situations.
Informal:
* 我 (wǒ): This is still the most common way to say "I" or "me," even in informal situations.
* 俺 (ǎn): This is a more informal and dialectal way of saying "I" or "me," mostly used in northern China.
* 俺们 (ǎnmen): This is similar to "ǎn," but it is used to refer to "we" or "us."
In specific contexts:
* 本人 (běn rén): This is a more formal and self-referential way to say "I" or "me," often used in official documents or when referring to oneself in a professional context.
* 在下 (xià zài): This is a very formal and respectful way to refer to oneself, often used by men in traditional settings.
It's important to remember:
* The most common and versatile word for "me" in Chinese is 我 (wǒ).
* The choice of word depends on the context and level of formality.
* Some words are more regional or dialectal.
If you are unsure which word to use, it is always safest to use 我 (wǒ).