完成對(duì)話，在對(duì)話空格中填上適當(dāng)?shù)膯卧~，使對(duì)話完整正確。一空一詞(含縮寫詞)。

A：Excuse me, Jim．Where is my dictionary?

B：Sorry, I don't know．Is it on your 　　1　　?

A：No, it isn't．Here are some books on the desk．Oh, 　　2　　 are my keys? I can't find them．

B：　　3　　 they in your school bag?

A：No, they aren't．Oh, I 　　4　　 my dictionary and keys．

B：Let's go to our School Lost and Found．We can find them there．

A：Who can I ask?

B：Mr．Li is at the School Lost and Found．He can help us to find them．

(They are at the School Lost and Found．)

A：Hello, Mr．Li．I want(想要)to find my dictionary and keys．

C：Hello, boys．Are the keys yours?

A：Yes, they’re 　　5　　．

C：　　6　　 you are．Here is 　　7　　 English-Chinese dictionary．Is it yours?

A：No, it isn't．Look! Here is a name 　　8　　 the dictionary．It's Gina．It's her dictionary．

C：Really?(真的嗎?)Please ask Gina to 　　9　　 here and get it．

B：All right．　　10　　 for your help, Mr．Li．

C：You're welcome．