---Youhavetoworkveryhardinyourjob,don’tyou? ----Yes,but...

问题详情：

---You have to work very hard in your job, don’t you?

  ----Yes, but I don’t mind that. I _____ hard.

   A. used to work          B. am used to work    

   C. am used work        D. am used to working

【回答】

D

知识点：动词和动词短语

题型：选择题