Question

–Are they ______books?
--No, they aren't. They're ______ books.

A．you; they

B．your; he

C．your; her

D．your; she

Answer 1

C

试题分析：根据books可知，前面应该用物主代词，而you、she和he都是人称代词主格。故应将ABD排除。所以本题选C。
点评：做本题时需要弄清人称代词和物主代词的区别，当然本题可以从意思上加以判断。