<br>Some shop staff are not familiar with the activities of the season, and it is not clear that some products are expensive (such as 0.5 yuan for mineral water and 1-2 yuan for ice cream)
Individual shop assistants are not familiar with the current season activities, the introduction is not clear<br>Some prices are expensive (e.g. mineral water is 0.5 yuan more expensive, ice cream is expensive 1-2 yuan)
Some of the clerks are not familiar with the activities of the current season, and the introduction is not clear<br>The price of some commodities is expensive (for example, 0.5 yuan for mineral water, 1-2 yuan for ice cream)<br>