We six days a week, but we only work five days now.
A. usedtowork
B. usedwork
C. usedtoworking
D. usetowork
网友回答
(答案→)A. usedtowork
B. usedwork
C. usedtoworking
D. usetowork
解析：be used to sth习惯于某事;used to do sth过去常常做某事.句意：过去我们常常一周工作六天，但是现在只工作五天了。故选A。