选D
宾语从句考点：
1. 陈述语气（疑问词+主语+谓语.）.所以排除AC. 因为AC是疑问语序
2. 时态一致.前面是asked,所以后面也要改were.
问一道英语的选择题
---When are the Shutes leaving for New York
---Pardon?
---I asked______
A.when are the Shutes leaving for New York
B.whe the Shutes are leaving for New York
C.when were the Shutes leaving for New York
D.when the Shutes were leaving for New York
选D
宾语从句考点：
1. 陈述语气（疑问词+主语+谓语.）.所以排除AC. 因为AC是疑问语序
2. 时态一致.前面是asked,所以后面也要改were.