Carter was saying all the right things, but his smile was __________, and I knew I couldn't trust him.
A.preferential
B.artificial
C.confidential
D.beneficial
答案:B
题目分析:形容词辨析。A偏爱的;B人造的,虚假的;C秘密的;D有利的,有益的;句意:Kate正在说的事情都是正确的,但是他的笑容很虚伪,我知道我不能信任他。故B正确。
点评:形容词的辨析要放在上下文的语境中进行,对于一些常考的形容词平时要加强辨析理解,以及一些形容词的固定搭配。