Do you have one person in your life that knows everything about you?

I’m a 19-year-old student from Malaysia. I’ve been introduced to the language at a very young age and I’m capable of conducting any type of conversation. However, some of my English-speaking friends on the internet didn’t take too long to figure I’m not a native speaker. Why is that?I’m a 19-year-old student from Malaysia. I’ve been introduced to the language at a very young age and I’m capable of conducting any type of conversation. However, some of my English-speaking friends on the internet didn’t take too long to figure I’m not a native speaker. Why is that?