How do people say hello in English-speaking countries(国家)? Well, they usually say "Hi" "Hello" to each other. Sometimes they also say "How are you?" The answer(回答) can be "I'm fine." "Very good. Thank you." or "Not bad, thanks."
But do you know there are different(不同的) ways to greet friends in different English-speaking countries? Here are two of them
In America,people usually say "What's up?" to their friends. And boys often say, "Hey, man." What about girls? Yes, you are right, they often say "Hey, girl."
In the UK, people say "Are you right?" to each other. Well, you can say, "I'm good." Sometimes, you can also say," How's it going? But it's not a question. It just means hello.