How do you say?

“I think” in Chinese?

以为？. Or

认为？

It is probably not easy for you to understand similar Chinese words such as “认为”(rènwéi), “以为”(yǐwéi) by yourself without guidance, especially when you may have been told that they can all be translated into “think” in English. Actually, there are many words that has slightly different meanings in Chinese, though they all say “think” in English.