13.A: _______ did it _______ to book the train tickets on this app(應用程式)?B: Only three minutes. (A)
問題詳情
13.A: _______ did it _______ to book the train tickets on this app(應用程式)?B: Only three minutes. (A)How much; spend (B)How long; take (C)How often; cost (D)How; spend