- 问题详情:Mr.LinglivesinChina.Heworkedinafactoryandlastyearheretired.HiswifediedfiveyearsagoandhissonworksinJapan.Healwayshassportsandheisingoodhealth.OnedayhissoncalledhimandaskedhimtohaveajourneytoTokyo.Hewasveryhappy.Hewasafraidtotravelbyplaneandtoo...
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