— Tom. Is this your book? —No it isn’t. I think it’s .A. Excuse me; JackB. Sorry; Jack’s

问题补充：

—, Tom. Is this your book? —No, it isn’t. I think it’s .

A. Excuse me; Jack

B. Sorry; Jack’s

C. Excuse me; Jack’s

D. Sorry; Jack

答案：

A. Excuse me; Jack

B. Sorry; Jack’s

(答案→)C. Excuse me; Jack’s

D. Sorry; Jack

解析：句意：—打扰了，Tom.这是你的书吗？—不，它不是。我认为他是Jack的。英语中抱歉、打扰了用Excuse me，第二个空应用名词所有格。故选C。