Can you tell me_____________?

   A. when did the train arrive                          B. whether has the train arrived

   C. when will the train arrive                         D. whether the train has arrived

Can you tell me_____________?

Can you tell me_____________?

Can you tell me_____________?

1. A.
   when did the train arrive
2. B.
   whether has the train arrived
3. C.
   when will the train arrive
4. D.
   whether the train has arrived