◎ 题干
—Could you tell me_____________?
—Certainly.  In half an hour.
A. when the high speed train will arrive
B. when the high speed train arrived
C. if the high speed train has arrived
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ —Could you tell me_____________?—Certainly. In half an hour.A. when the high speed train will arriveB. when the high speed train arrivedC. if the high spe…”主要考查了你对  【宾语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。