问题
选择题
Generally speaking, prices of daily goods ______ through the Internet are lower than store prices．
A．to buy
B．are bought
C．buying
D．bought
答案
答案：D
考查非谓语动词。daily goods与buy之间为被动关系，故用过去分词，所以选D。句意：一般来说，通过网络买的日常商品的价格比在商店买的价格要低。