问别人懂吗是要用Do you understand还是Are you understand?这是why?please t

问别人懂吗是要用Do you understand还是Are you understand?这是why?please t are you understand 还是do you understand 是are youunderstand?还是do you understand? Are you understand正确还是Do you understand正确? Do you understand?That don't you why say是什么意思 Why do you just don't understand me? You are bit3h- do you understand “你明白吗?”用英语是Are you stand?还是Do you understand? Do you understand 和Are you understand 哪种问句是对的?原因是什么? can you understand?和do you understand?还有are you understand?有 Why do you do not understand why My heart ache do you understand答语