句型转换 （7分)
I’m Millie’s sister. (改为一般疑问句)
Millie’s sister?
Sandy flies kites with her friends on Sunday. (改为否定句)
Sandy kites with her friends on Sunday.
Andy’s cousins watch basketball matches in their free time. (对划线部分提问)
Andy’s cousins basketball matches?
Kitty looks cute.（对划线部分提问）
Kitty ?
I like playing football best. (改为同义句)
Playing football is sport.
It’s fun to read English stories. (改为同义句)
English stories fun.
We will hold a class meeting to talk about team work next Friday．（改为被动语态）
A class meeting will to talk about team work next Friday．
Grace does online shopping four times a month．（对划线部分提问）
does Grace do online shopping？
John went to church with his brother last Sunday moring．（改为否定句）
John to church with his brother last Sunday morning．
PM 2.5 does harm to people's health and the environment．（保持句意基本不变）
PM 2.5 is people's health and the environment．
"Have you ever been in a hot air ballon？"Melissa asked her mom．（改为宾语从句）
Melissa asked her mom she ever been in a hot air balloon．