- 问题详情:Iretiredfrommyfamilybusinessfouryearsago.ButI'veneverbeen41___ofachallenge.I'vesailedaroundtheworldbefore.AndI'vedecidedtoflyeastfromWesternAustraliaina42___.ForthelasttwoyearsIhavetrainedhard,spending150hours43___withmygroundteam.Whentheb...
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