All of _____ sudden, the passengers on _____ board let out screams, running upstairs like crazy.

   A. a; /      B. the; the     C. the; /     D. a; the 

All of _____ sudden, the passengers on _____ board let out screams, running upstairs like crazy.

   A. a; /      B. the; the     C. the; /     D. a; the 

All of _____ sudden, the passengers on _____ board let out screams, running upstairs like crazy.

1. A.
   a; /
2. B.
   the; the
3. C.
   the; /
4. D.
   a; the

All of ??? sudden some passengers on_____board let out screams, running upstairs like ??? crazy.

A.a;/????????????? ????????????? ????????? B.the;the?????????? C.a;the????????????? ???????? D.the;/