将这几个句子改为单、复数句1.These are my parents.______ _______ _______ my____2.That boy is my sister‘s friend _______________ _________are my sister's friend
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将这几个句子改为单、复数句1.These are my parents.______ _______ _______ my____2.That boy is my sister‘s friend _______________ _________are my sister's friend
将这几个句子改为单、复数句
1.These are my parents.
______ _______ _______ my____
2.That boy is my sister‘s friend
_______________ _________are my sister's friend
将这几个句子改为单、复数句1.These are my parents.______ _______ _______ my____2.That boy is my sister‘s friend _______________ _________are my sister's friend
1.This is my parent.
2.Those boys are my sister's friends.
This is my parent.
Those boys are my sister' friends.
This is my mom(dad) parents只有复数
those boys are my sister's friends
This is my parent.
Those boys are my sister's friends
1.These are my parents.
This (one /person ) is my parent.
2.That boy is my sister‘s friend
Those boys are my sister's friend