i dont know whether you happen ___m,but i am going to study

i dont know whether you happen ___m,but i am going to study I don't know whether you happen----,but I am going to study I don't know whether you happen （ ）,but I’m going to study i I don’t know whether you happen _____,but I am going to stud don't know whether you happen_____,but i am going to study i I don't know whether you happen to have heard,but I'm going I don’t know whether you happen _______,but I’m going to stu I don't know whether you happen_____ but I'm going to study I want to study abroad,but i dont know whether country is ok I am going home now i dont know what you did to I think that you may happen( ),but I am going to go abroad . What are you going to study next year?--I don,t know,but it,