My uncle got sick last month and _______ in hospital since then. 空填哪个?

问题描述:

My uncle got sick last month and _______ in hospital since then. 空填哪个?
A.was B.had beenC.has been D.would be

C
找到关键词 since then
确定用现在完成时态 结构 have /has done
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【中考英语达人】团队