In fact___ is a hard job for the police to keep order in an important football match.

1. A.
   this
2. B.
   that
3. C.
   there
4. D.
   it

In fact ____ is a hard job for the police to keep order in an important football match.

　 A. this　　　　　 B. that　　　　　 C. there　　　　 D. it

In fact _____ is a hard job for the police to keep order in an important football match.  

  A. this                              B. that                                  C. there                               D. it