20. When Jack arrived, he learned Mary for almost an hour.A. had goneB. had set offC. had

发布时间：2020-08-16 06:57:44


20. When Jack arrived, he learned Mary      for almost an hour.
A. had gone
B. had set off
C. had left
D. had been away

网友回答

A. had gone
B. had set off
C. had left
(答案→)D. had been away
解析：可联系答.案.网客服索取。
以上问题属网友观点，不代表本站立场，仅供参考！