問題詳情
【題組】197.What should a user of the Topspin Bus app do if he or she would like to ask for customer support?
(A) Fill in an online form provided by the app.
(B) Fill out a paper form at the station information desk.
(C) Call the bus company on the landline.
(D) Start an online chat in the app.
參考答案
答案：D
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