走在上海各商业区，触目所及的地方，无不写着这样的字语：买×××送××，购满×××元抽××××大奖。或最后×天清仓大甩卖，跳楼大甩卖等等。上海第六百货商店地处徐家汇商业区交通要点，客来客往，生意非常兴隆，也居然推出买１００送５０。望着这样的广告语，直接呈现 Walking in the various commercial districts of Shanghai, the places where they can be found, are all written words like this: Buy ××××××××××××××××××××××××××××××××××××××. Or the last X days clearance sale, jumping big sales and so on. Shanghai No. 6 Department Store is located in the Xujiahui commercial district. The traffic is very important. The business is very prosperous. It is also launched to buy 100 to send 50. Looking at this slogan, present it directly