—Bob! Is this your dictionary?—No it isn’t. Ask Sally. She is looking for.A. hisB. hersC.

问题补充：

—Bob! Is this your dictionary?

—No, it isn’t. Ask Sally. She is looking for.

A. his

B. hers

C. mine

D. yours

答案：

A. his

(答案→)B. hers

C. mine

D. yours

解析：句意：鲍勃，这是你的字典吗？不，它不是，问问莎莉，她正在寻找她的字典。hers名词性的物主代词，指代她的字典，故选B