- 問題詳情:Peter’sjobwastoexaminecarswhentheycrossedthefrontiertomakesurethattheywerenotsmugglinganythingintothecountry.Everyeveninghewouldseeafactoryworkercoming__1__thehilltowardsthefrontier,__2__abikewithapileofgoodsofoldstrawonit.Whenthebike__3__th...
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