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英语句子改错Hehastaughtforseveralyearsbeforebecomingawriter.哪里错了,怎...英语句子改错Hehastaughtforseveralyearsbeforebecomingawriter.哪里错了,怎么改?
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英语句子改错 He has taught for several years before becoming a writer .哪里错了,怎...
英语句子改错 He has taught for several years before becoming a writer .哪里错了,怎么改?
英语句子改错 He has taught for several years before becoming a writer .哪里错了,怎么改?
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He has been teaching for several years before became a writer.
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