题目内容：

句型转换

1.This is his notebook.    (改为复数句)

_____  _____  his _______.

2.Are those your cups?  (作肯定回答)

______ , they  _______.

3. Tom is my uncle. (就画线部分提问)

_____  is  ______  uncle?

4.These are my pencils. (改为同义句)

These ______ are _____.

5.She is in the library.(改为一般疑问句)

_______________________________