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
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
根据n多题专家分析，试题“20. When Jack arrived, he learned Mary ____ for almost an hour.A．had goneB．had set offC．had leftD．had been away…”主要考查了你对 【动词短语】，【动词】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
◎ 相似题
与“20. When Jack arrived, he learned Mary ____ for almost an hour.A．had goneB．had set offC．had leftD．had been away”考查相似的试题有：
