hei ball is under the

hei ball is under the The ball is no ,under the bed is the ball?Itis under the chair under the table [ ] A a ball are B.is a ball C are a ball D. ball bed the is under the 连词成句 the ball is under the desk改为一般疑问句 My ball is on the f under the table the is ball chair under The 连词成句 the ball is under the chair的问语 The ball is my brother's.The ball is under the bad,改成定语从句 under the teacher\'s table there is a ball Is there a ball under the desk?---______________________.