题目内容：
When it was our turn to（）the plane, an agent told us no one else was getting on that plane because they were overweight.
A.broad
B.abroad
C.aboard
D.board
参考答案：【答案仅供学习，请勿对照自行用药等】
选择题：When it was our turn to（）the plane, an agent told us no one
- 题目分类：中国大学MOOC慕课
- 题目类型：选择题
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