按要求完成单词。
【小题1】heavy（比较级）________
【小题2】shorter（反义词）________
【小题3】your（名词性物主代词）_________
【小题4】my（名词性物主代词_________
【小题5】kilogram (缩写形式) _________

选词填空，补全句子。
yours hers ours mine
【小题1】This is your eraser, where is __________ ?
【小题2】Your classroom is clean, __________ is clean, too.
【小题3】------ Is this Sarah’s new bike?
------ No, __________ is yellow.
【小题4】My pencil-box is too small. What about __________ ?

选词填空。
hers his    theirs   
1.The books are Kitty and Ben's. They are ________.   
2.The volleyball is Alice's. It is________.   
3.The pen is Mike's. It is ________.

改错题。
1. They will read books in Sunday.
___________改为____________
2. We will have lessons and our friends together.
___________改为____________
3. We hope ours school will be better.
___________改为____________

选出问题的正确回答或对应句子的正确提问。
【小题1】Ruler, crayon, pen and pencil. (   )

A．Whose pen is this?

B．What’s in it?

【小题2】Is it your crayon? (   )

A．Yes, it is my crayon.

B．Yes, it is mine crayon.