问题补充:
Once new difficulties in your work, it’s always important to use your brains.
A. arise
B. raise
C. arouse
D. rise
答案:
(答案→)A. arise
B. raise
C. arouse
D. rise
解析:考查动词辨析:A.arise产生,出现,B.raise举起,提高,饲养,筹集,C.arouse引起,激发,D.rise上升,上涨,起床,句意:一旦工作中出现新的困难,动脑子总是很重要的。选A。