摘要： could you tell me to go to Hainan by air? Just a minute, please. I have to check my computer. A hoe much does it cost B. how much did it cost C. how much it cost D. how much it costs
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--Could you tell me ________ to go to Hainan by air?
--Just a minute, please. I have to clack my computer.
- A.how much does it cost
- B.how much did it cost
- C.how much it cost
- D.how much it costs