单项选择题

They are working ______ time to fulfill the task according to the schedule.

A．against
B．over
C．ahead of
D．before
<上一题 目录 下一题>
热门 试题

单项选择题
The simplest animals are those whose bodies are simplest in structure and which do the things done by all living animals, such as eating, breathing, moving and feeling, in the most ______ way.
A．bizarre
B．primitive
C．advantageous
D．unique
单项选择题
After the music had ______ there was a storm of applause.
A．died out
B．died hard
C．died off
D．died away
相关试题