10． —What’ s your_________?—It's cindyjones@163．com．

5． — I________ Is this your pencil sharpener?—Yes ，it is． Thanks．

9． —Is it your pen?— No，It__________ Kate．

Why not________your teacher for help when you can’t finish ________it by yourself?

—How many friends will come to your ______ birthday?—About ______.

—It’s cold today. You’d better _________ your sweater.

14． —Is this your bike，David?—No， It’s not________．It's Helen’s．

1．—When is your birthday?—It ’s_________ ．

Ricky’s birthday is on ______.

—Who told you that?—It’s a friend of your ______. —If that, it’s not the friend of my ______.

How is it _____ your roommate’s request and yours are identical?

7．— ________ ．is your pencil case?—It’s blue and white．