Do you know everyone from Class One?Er,I know some of ( )

Do you know everyone from Class One?Er,I know some of ( ) 【英语】—Do you know every-one from Class One?—Er...,I know some Do you know everyone from Class one? DO I know you from shmewhere? I don't know __ of them,I only know some.A.everyone B.every How do you know I am from Sichuan?,From your, DO I know you from somewhere?和DO I know you somewhere?有区别吗? Say, don't I know you from some where From time to time think of you ...I do not know why Yan invo In This World .I love you One.Do You Know? Do you know one of the_____(speak)telephone number? How do you know that I suffer from insomnia是什么意思?