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He for six years by the time he takes his examination.A.had been studying EnglishB.will have been st

编辑:chaxungu时间:2026-04-24 12:58:10分类:高中英语题库

He ________ for six years by the time he takes his examination.
A.had been studying EnglishB.will have been studying EnglishC.studied EnglishD.studied English在线课程B