Hi is on his bicycle.改成一般疑问句,怎么改?

His backpack is on the bed.(改成一般疑问句)怎么改 She is his mother改成一般疑问句怎么改? It is his desk改成一般疑问句帮我改 That is his brother.改成一般疑问句,怎么改并作肯定回答和否定回答 his dictionary is on the dask 改成一般疑问句 Dad rides his bicycle to work every day怎么改一般疑问句 The pen is red改成一般疑问句怎么改 my first name is Ann 改成一般疑问句怎么改 把my face is round 改成一般疑问句 怎么改? The floor is wet 改成一般疑问句怎么改 his father is Jackie Brown 改成一般疑问句怎么做 the blue cup is his 改成一般疑问句 怎么写