As people often see l_____ of avertisements a day,an advertisement must be d___from others in order to attract people's attention
问题描述：
As people often see l_____ of avertisements a day,an advertisement must be d___from others in order to attract people's attention
答
As people often see l__ots___ of avertisements a day,an advertisement must be different___from others in order to attract people's attention