将下列单数句改为复数句 Is this your pencil?Is that your cousin?Where is your key?
Is it on the chair?This is a dog.
人气：464 ℃ 时间：2019-08-19 20:21:01
解答
Are these your pencils?
Are those your cousins?
Where are your keys?
Are they on the chairs?
These are dogs.
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