RecentlyChongqingThr的精選

問題詳情：任務型閱讀閱讀下文並回答問題。Recently,ChongqingThreeGorgesUniversityhasheldanactivitynamed“CellPhoneNinja”(手機忍者).Theywouldliketheirstudentsnottousecellphonesfor21days.Itisreallyachallen...