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谁会这道题:WhatI'dliketoknoWhatI'dliketoknowishowyougetourflight.[]A.ontheboardB.aboardC.abroadD.board

题目详情
谁会这道题:What I'd like to kno
What I'd like to know is how you get _____ our flight.       [     ]
A.on the board      
B.aboard      
C.abroad              
D.board
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答案和解析
B