单项选择题

Up to now, the work has been easy.

A．So
B．So long
C．So that
D．So far
<上一题 目录 下一题>
热门 试题

单项选择题
Even in a highly modernized country, manual work is still needed.
A．physical
B．mental
C．natural
D．hard
单项选择题
Accordingly, a number of other methods have been employed.
A．Therefore
B．Afterwards
C．However
D．Furthermore
相关试题