I hear they are going to London, but I don’t know ________ t
I hear that John is going back to London,A.don't B.isn't he
What are you going to study next year?--I don,t know,but it,
I don’t know ( )they are going to do 填wha
I don't know when they are going to have a welcome party.
i hear you but i just don't know
I don't know whether you happen ( ),but I’m going to study i
“I don't see you..but I want to hear
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 am going to study
I don't know whether you happen_____ but I'm going to study