Who do you know gave the fire a___?
Do you know what c___ the fire
Do you know who-------- ( 发明 ) the telephone?
do you know who the stamp__?
Do you know who ( ) the parcel?
Do you know the girl who is in the red dress?Do you know the
请问Do you konw who is the man还是Do you know who the man is
Do you know the boy (who is ) called Tom?和 Do you know the b
Do you know why he is a___ good health?
Do you know who am
DO you know everybody who came to the party?
do you know who's [ ]of the twin sisters?
Do you know who the car parking over there_?