来自刘罡的问题
heisastudent变为一般疑问句.IsMaryinclassOne?做否定回答.
heisastudent变为一般疑问句.IsMaryinclassOne?做否定回答.


heisastudent变为一般疑问句.IsMaryinclassOne?做否定回答.
heisastudent变为一般疑问句.IsMaryinclassOne?做否定回答.
Isheastudent?
No,sheisn't.