题目内容:
The phrase “first-come, first-served” tells you that _________.
A.[ A ] people can buy the tickets on the first day only B.[ B ] the person who is first to arrive will receive a ticket at no charge
C.[ C ] food and drink will be served at the auction
D.[ D ] tickets are sold in the order of who arrives first to buy them
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答案解析: