Is this your sister?否定回答
Is this your sister?否定回答
is this your father?否定回答 that is his sister?复数句
is this your father的否定回答
Is this your brother?(做否定回答)
Is this your teacher ?回答,否定句
Is this your friend?做否定回答
.Is this girl your friend?(否定回答)
Is your little sister from Guilin?肯定否定回答
Is she your sister?(做否定回答)
Is that girl your sister?做否定回答
IS Mary your sister?(作否定回答)
Is this your sister