Some people are reluctant to hear 'an animal is unhappy' for the reason that______. A．they usually prefer positive emotions to negative ones B．the emotions animals have are usually happy rather than sad C．animals experience more happy emotions than unhappy ones D．they refuse to stop using animals for the benefit of their own
A. A．they B.the C.animals D.they
【参考答案】
D 根据本文倒数第二句“Thisisespeciallytrueofpeoplewhotrytojustifyk......