46、We’ll carry the reform to the end  happens.

A．no matter how              B．whatever        C．anything                      D．no matter which

47、It takes  time to go there by plane than by ship.

A．far fewer               B．far less           C．much fewer           D．more less

48、He is taller than  in his class.

A．others                   B．all the students     C．any other one       D．the other

49、 it was finished in time.

A．As the work was difficult            B．Difficult as the work was

C．Difficult as was the work            D．As was the work difficult

50、I am sorry  I have caused so much trouble.

A．that                             B．for                  C．as                          D．since

46、B 47、B 48、C  49、B  50、A