Prices of daily goods through a puter can be lower than store prices.
A. are bought
B. bought
C. been bought
D. buying
网友回答
A. are bought
B. bought
C. been bought
D. buying
解析：句意：通过电脑买的日常商品的价格要比在商店买的价格低。这里需要非谓语动词做定语修饰goods，因为goods和buy是被动关系，用过去分词做定语，所以选B。