题目内容
21、_____ his arrival at the airport, he was arrested by the police.
A. At B. Upon C. Down D. As
试题答案
21、B
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_____ his arrival at the airport, he was arrested by the police.
A. At B. Upon C. Down D. As
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21、_____ his arrival at the airport, he was arrested by the police.
A. At B. Upon C. Down D. As
试题答案
21、B
_____ his arrival at the airport, he was arrested by the police.
A. At B. Upon C. Down D. As
查看习题详情和答案>>