• OMG美語講堂第120期:購物打折 BOGO 買一送一 今天我們一起來學怎麼用美語談salesandcoupons!!1)Halfoff/50%off賣半價,打五折ShouldIgettheseshoes?They're50%off!你覺得我應該買這雙鞋子嗎?打五折!2)BOGO=BuyOneGetOne;twoforone買一送一Alotofstoresarehaving......