1 . 除了一些基本的事实外，你还需要了解历史背后的原因。（in addition to）（汉译英）
您最近一年使用：0次
名校
2 . Based on the psychology __________ creating a desire to buy, advertisers have developed ways of persuading people into purchasing their products or services. (用适当的词填空)
您最近一年使用：0次
