1they are my classmates(单数句)

问题描述:

1they are my classmates(单数句)
2who's the woman in the photo (用完整形式改写句子)
3the strong boy is Andy‘s Cousin(对划线部分提问)
Andy‘s Cousin是划线部分
( )the strong boy
4this is my dad(改一般疑问句)
( )( ) ( )dad
5my grandma is seventy years old(对划线部分提问) 
seventy years old(划线部分)

He is my classmate.
Who's the woman that is in the photo.
Who's
Is this your
How old is your grandma?