单项选择题

The suggested causes of a given phenomenon cannot always be independently observed, and so it is hard to（）the possibility of there being explanations alternative to the one proposed

A. account for
B. rule out
C. guard against
D. do with

<上一题 目录 下一题>
热门 试题

单项选择题
Signs of aging are unavoidable, （）of particular interest to cosmetic companies.

A. but those that can be disguised are
B. but those can be disgused are
C. but that can be disguised is
D. but all one that can be disguised is
单项选择题
Confucianism has evolved into a culture of rationalistic traditionalism, a combination of traditional （）and group virtues with a pragmatism shaped by the conditions of a new competitive environment.

A. helm
B. assault
C. filial
D. derivation
相关试题