His schoolbag is on the desk on the desk 是划线的部分 对划线部分提问 is the radio（接上面）is the radio on the table 做肯定回答Are your friends in the classroom 做否定回答
问题描述：
His schoolbag is on the desk on the desk 是划线的部分 对划线部分提问 is the radio
（接上面）is the radio on the table 做肯定回答
Are your friends in the classroom 做否定回答
答
Where is his schoolbag?
yes,it is.
No,they are not
答
Where is his schoolbag?
Yes,it is.
No,they aren\t
答
1.Where is his schoolbag?
2.Yes,it is
3.No,they aren't
答
where is his schoolbag
yes ，it is
No，they aren't