happen完成时延续性begin变成 have been onhappen变成什么
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/28 16:09:08
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happen完成时延续性begin变成 have been onhappen变成什么
happen完成时延续性
begin变成 have been on
happen变成什么
happen完成时延续性begin变成 have been onhappen变成什么
英语中,并不是每个瞬间性动词都可以换成延续性的.建议用"It's +一段时间+since ...happened."这种句型.