一起答
单选

Some 40 percent of the hired hands left before they ________ their term of service.

  • A.finish
  • B.finished
  • C.would finish
  • D.have finished
试题出自试卷《2014年4月全国自主考试综合英语(一)真题及答案》
参考答案
查看试卷详情