My last job lacked variety; I the same things all the time.
A. did
B. have done
C. was doing
D. have been doing
网友回答
A. did
B. have done
(答案→)C. was doing
D. have been doing
解析：
试题分析:考查动词时态。根据last job 判断句子应该用过去时态，而all the time则强调动作的持续性，所以C选项正确。句意：我以前的工作缺少变化，我总是一直在做着相同的事。