问题
选择题
A good advertisement, _____ people attach positive meanings, can contribute to the sales of a product．
A．for which
B．to which
C．of which
D．on which
答案
答案：B
考查定语从句。attach to依附，附属,故用to which，选B。
搜题请搜索小程序“爱下问搜题”