【单选题】Dale is a guitar teacher and Terrence is a tile layer. If Dale teaches Terrence’s daughter to play the guitar in exchange for Terrence tiling Dale’s kitchen floor,
A.
only Dale is made better off by trade.
B.
only Terrence is made better off by trade.
C.
both Dale and Terrence are made better off by trade.
D.
neither Dale nor Terrence are made better off by trade.
【单选题】听力原文:MB My phone hasn't been working this entire week. Dale looked at it yesterday and he said to get a new one if it still isn't working today. Do you know where I can get another phone? WB You can c...
【单选题】Ivan: I brought you the new Groove People CD.Dale: What good is a CD if I haven't got a CD player? Ivan: I can bring you a CD player. Dale: What good is a CD player ifI don't even have electricity? Iv...