The police           the murderer everywhere when he suddenly appeared in a theatre.

1. A.
   is searching for
2. B.
   were searching for
3. C.
   are searching for
4. D.
   were searching

The police ____the murderer everywhere when he suddenly appeared in a theatre.

A. is searching for      B. were searching forC. are searching forD. were searching

The police ____ the murderer everywhere when he suddenly appeared in a theatre.

A. is searching for                        B. were searching for

C. are searching for                       D. were searching

The police           the murderer everywhere when he suddenly appeared in a theatre.