--The pet dog in your hand is very nice. Is it ?--Yes but I’ll give it to my friend Lucy

问题补充：

--The pet dog in your hand is very nice. Is it ?

--Yes, but I’ll give it to my friend, Lucy, as birthday present.

A. you; her

B. yours; hers

C. yours; her

D. you; hers

答案：

A. you; her

B. yours; hers

(答案→)C. yours; her

D. you; hers

解析：代词辨析。Yours名词性物主代词，你的；her形容词性物主代词，她的；you形容词性物主代词，你的；hers名词性物主代词，她的。句意：你手里的宠物狗看起来很不错。是你的吗？——是的，但是我把它作为她的生日礼物送给朋友了。结合语境可知上文为名词性物主代词做表语，下文为形容词性物主代词做定语。故选C。