Is the ball under the table?(作否定问答) This is my nIs the ball under the table?(作否定问答)This is my new computer.(改为一般疑问句)

Is the ball under the table?(作否定问答) This is my nIs the ball under the table?(作否定问答)This is my new computer.(改为一般疑问句)
Is the ball under the table?(作否定问答) This is my n
Is the ball under the table?(作否定问答)
This is my new computer.(改为一般疑问句)

Is the ball under the table?(作否定问答) This is my nIs the ball under the table?(作否定问答)This is my new computer.(改为一般疑问句)
No,it isn't
Is this your new computer?
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