-- Is this your notebook? No it isn’t. Ask Bill. He is looking for .A. mineB. yours C.

问题补充：

-- Is this your notebook?

-- No, it isn’t. Ask Bill. He is looking for .

A. mine

B. yours

C. hers

D. his

答案：

A. mine

B. yours

C. hers

(答案→)D. his

解析：mine我的；yours你的，你们的；hers她的；his他的。句意：这是你的笔记本吗？——不，这不是。问问比尔，他正在找他的(笔记本)。结合语境可知选D.