eg. Thank you for your pencil.=Thanks foryour pencil.

　　Step3.随堂练习

　　根据汉语提示完成句子。

　　This is _____(我的)pen. That pen is____(她的).

　　--Is this _____(你的)pencil?

　　--Yes, it's _______(我的).

　　（3）This book isn't ______(他的). That is ________(他的) book.

　　（4）______(我) am your teacher. You cancall________(我) Miss Wang.

　　(5)What are these? They're _________(手表).