题目内容：

二、句型转换

1.This is my sister. (一般疑问句)

______ ______ ______ sister?

2.Is Smith her uncle ? （否定回答）

______,______ ______.

3.Your keys are here. (用倒装句改写句子)

______ ______ your keys.

4.Thanks for your books. (同义句)

______  ______for your books.

5.This is a photo of my family. (同义句)

This is ______ _____ photo.