单项选择题

Previous research has established the lupine wolf as the______of the modern canine, but when and where humans first domesticated the former into the latter remains unclear.

A． competitor
B． ally
C． scion
D． prey
E． progenitor
<上一题 目录 下一题>
热门 试题

单项选择题
Considering the______of available options for investing one’s hard-earned retirement funds, as evidenced by a plethora of daytime television advertisements aimed at appealing to the incapacitated senior, you may well find it difficult to avoid feeling______.
A． diversity… ingratiated
B． dearth… belligerent
C． gamut… overwhelmed
D． appeal… mortified
E． periodicity … exhausted
单项选择题
TRUCULENT:
A． quiet
B． stygian
C． unadulterated
D． mild
E． delicate
相关试题