ls this your ruler改为复数句
ls this your ruler改为复数句
what color is your ball 改为复数句 ls this bike yours ?(用your改写句子
is this your ruler? 改为复数句 Are these her erasers?改为单数句
Is it your ruler?改为复数句
Is this your ruler?改为同义句
ls that your ruler?改为陈述句
ls that your ruler?(改为陈述句)
ls this your pen?(改为肯定句)
ls he your brother?改为复数形式
Ls she your cousin改为复数形式
ls that your key ?(改为复数)
is this your dress?改为复数句