- 实用口语:BobdrivesahardbargainLESSON11BOBDRIVESAHARDBARGAINCarolfromtheVillageMarketcallsBobtodiscussSusan'sScrumptiousCookies.CarolandBobdiscusshowmuchBobwillreceiveforeachcookie.Carol:HiBob.How'sitgoing?Bob:Finethanks,Carol.Howareyou?Carol:C...
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