- 问题详情:Peter'sjobwastoexaminecarswhentheycrossedthefrontier(边境)tomakesurethattheywerenotsmuggling(走私)anythingintothecountry.Everyeveninghewouldseeafactoryworkercoming__36__thehilltowardsthefrontier,__37__abikewithapileofgoodsofoldstrawonit.Whent...
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