阅读下面语篇，从各小题所给的A、B、C三个选项中，选出最佳选项。

Hello! My 1 is Eric. I am in No. 2 Middle School. Here 2 a photo of a watch. Is it mine?3 . It isn't my watch. It is my friend Lily's. She lost4 watch this morning. It is red. She must5 it. I will（将要）e-mail her about it 6 lily658@126.com.

I found a 7 of keys in the classroom this afternoon.8  yours? My telephone number is 536-2569. Please call9 . You can 10 the teacher for them（它们）, too.