do you know who this___(sing)is
do you know who this___(sing)is
do you know who that is?
Do you know who that American is
do you know who is my teacher?
"Do you know who is she?
Do you know who is he?
Do you know Who he is?能不能是Who do you know he is
who do you know she is还是who do you know is she?
Do you know who is my father 和Do you know who my father is .
Do you know who is your teacher? 还是Do you know who your teac
who is your new teacher?do you know?合并成一句话.you know who is y
请问Do you konw who is the man还是Do you know who the man is