They're good policewomen.(改为单数形式)
They're good policewomen.(改为单数形式)
They're English books.改为单数形式
They're my uncles.改为单数形式.
They're my cousin.(改为单数形式)
They're old watches. 改成单数形式?
they're my sisters 变单数形式
They're too big的单数形式
They‘re eggs 改为单数句
they're expensive knives.改为单数句
They're American boys.(改为单数)
they’re old workers改为单数形式 yanglin and mimi have the same hob
They are good girls.改为单数句