2. 外语
  3. Travelers had better get their reservations well______ if they want to fly during the Christmas holidays.

Travelers had better get their reservations well______ if they want to fly during the Christmas holidays.

admin2009-02-10  76
问题 Travelers had better get their reservations well______ if they want to fly during the Christmas holidays.
选项 A、in advance
B、in hand
C、in place
D、in case
答案A
解析 意义为“预先”，B为“工作等在进行中”，C为“在合适的位置”，D为“以防万一”。
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