问题描述:
1-Are those your sons?(改为单数形式) 2-Are those his keys?(改为单数形式)
zoo(改为复数形式 )
This is my brother.(改为一般疑问句)
Are your her sister?(作否定回答)
zoo(改为复数形式 )
This is my brother.(改为一般疑问句)
Are your her sister?(作否定回答)
问题解答:
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