问题补充:
They have decided to the household expenses to devote money to the disaster area.
A. cut off
B. cut in
C. cut up
D. cut down
答案:
A. cut off
B. cut in
C. cut up
(答案→)D. cut down
解析:考查词组:A. cut off切断B. cut in插嘴C. cut up切碎D. cut down砍倒,减少,句意:他们决定减少家庭开支,把钱捐给地震灾区。选D。