Ⅰ. 根据句意及首字母或汉语提示完成单词（10分）
1. We should know m______ can’t buy everything.
2. Could you tell me the p______ of the English-Chinese dictionary?
3. How much did you p______ for the product?
4. We can see the importance of ______ (广告).
5. What ______ (生活必需品) shall we need for our trip to Beijing?
