Thanks [for]the great photos of your your family.
Are [these/those/they]your parents?Yes,they are.
Is[this/that]your grandfather?NO,[it isn't].
Many school boys like to play[basketball/football/soccer].
[Are]those Gina's [books/photos]?
This is a picture.[改为复数句子] These are some pictures.
Are those your baseballs?[作否定回答]No,they aren't.
Those are my rings.[该否定句]Those aren't my rings.
That is my uncle.[gai 一般疑问】Is this your uncle?
These are his red jackets.[一般疑问 Are these his red jackets?