The plants are under the desk.变成一般疑问句

The plants are under the desk.变成一般疑问句 There are many books on the desk.(变成一般疑问句) the ball is under the desk改为一般疑问句 I found the purse under the desk.(改为一般疑问句) 1.There are some balls under the desk.(改为一般疑问句) （）（）（）balls 变成一般疑问句,并作肯定或否定回答.His books are on the desk.____________This There are two plants in the house 改为一般疑问句 The keys are on the desk（改为一般疑问句） The CDs are on the desk.改为一般疑问句 It's under the bed.（变成一般疑问句） He is crying under the tree变成一般疑问句怎么说 the white model plane is under the desk改为一般疑问句,并做否定回答