mary ____a book last year,but i do not know whether she has finished ithas writtenwas writingwrotehad written

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 06:08:10
mary ____a book last year,but i do not know whether she has finished ithas writtenwas writingwrotehad written
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mary ____a book last year,but i do not know whether she has finished ithas writtenwas writingwrotehad written
mary ____a book last year,but i do not know whether she has finished it
has written
was writing
wrote
had written

mary ____a book last year,but i do not know whether she has finished ithas writtenwas writingwrotehad written
was writing

was writing

应该是was writing吧
动作在持续,还没有完成.
个人见解,错的话别笑话

was writing
当时正在写,不知道现在写完了没有

was writing 过去进行时,表示当时正在进行的动作。