![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
The shop assistants in the shopping arcade need to complete the following services in English: recommending articles for the guest, giving the detailed explanations about the article that the guest prefers, as well as the cultural background related to the article, etc., and__________ .