更新时间2018-07-18 21:35:20
用am is are填空
This ( ) my father.
That ( )my grandmother s dog.
These ( )my friends.
Those ( ) my parents.
Who ( ) thry?
用am is are填空:
This ( is ) my father.
That ( is)my grandmother's dog.
These ( are )my friends.
Those ( are ) my parents.
Who ( are ) they?
O(∩_∩)O~