1. When the police arrived, the crowd made off _____ all directions.
A. in                    B. to                  C. at            D. for
2.It_____that the other planets cannot support human life.
 A. generally believes           B. is generally believed   
C. believes generally           D. is believed generally 
3. The new building is to be ________ high.
   A. six storeys                  B. six story            C. six- stories         D. six-storyed