When the audience heard the alarm, they all hurried to ????? they thought was an emergency exit door.

A. what??? B. which??? ??? C. where???? ? D. who

When the audience heard the alarm, they all hurried to        they thought was an emergency exit door.

    A. what             B. which                C. where        D. who

 When the audience heard the alarm, they all hurried to        they thought was an emergency exit door．

     A．what                  B．which              C．where            D．who

When the audience heard the alarm, they all hurried to        they thought was an emergency exit door

1. A.
   what
2. B.
   which
3. C.
   where
4. D.
   who

When the audience heard the alarm, they all hurried to        they thought was an emergency exit door.

    A. what             B. which                C. where        D. who

When the audience heard the alarm, they all hurried to        they thought was an emergency exit door.