来帮帮我，人教版小学5年级上册英语句型转换！

1.That's my sweater.(一般疑问句）
Is that your sweater?
2. This is (Mary's) scarf.(就括号部分提问）
Whose scarf is this?
3.This picture is mine.(否定句）
This picture isn't mine.
4.Is that your cake?(同义句）
Is that cake yours?
5.My father is （a teacher）.(就括号部分提问）
What does your father do?
= What is your father's job?
= What is your father?
6.That's my fork.（一般疑问句）
Is that your fork?
7.This is (Bob's) mug.(就括号部分提问)
Whose mug is this?
8.That is kate's T-shirt.(否定句）
That isn't Kate's T-shirt.
9.They can play the piano.(否定句)
They can't play the piano.
10.That man is (my father).(就括号部分提问)
Who is that man?
11.These are peter's balloons.(一般疑问句)
Are these Peter's balloons?
12.These are Kate's puppets.(就括号部分提问) -- 怎么没括号？
括号部分（Kate's）--- Whose puppets are these?
括号部分（Kate's puppets）--- What are these?
13.Those are her s