2011全国中学生英语能力竞赛(NEPCS)
I. 选择填空(Vocabulary and structure) (共20小题,计20分)
从A, B, C, D四个选项中,选出可以填入空白处的最佳选项。
31. -Jane, what are you doing _________ your computer?
-I\'m looking for information _________ airlines?
A. about; for B. on; with C. in; with D. with; about