造句:that is my...those are ...各造2句并变成否定句一般疑问句。

Question

1.that is mary.改为一般疑问句并做肯定回答
2.those are my brothers.改为否定句
3.these are his sisters.改为否定句

Answer 1

1.Is that Mary?Yes,it is.
2.Tose aren't my brothers.
3.These aren't his sisters.