45．A．city                        B．country                   C．village                    D．cities

44．A．what                      B．which                     C．that                       D．when

43．A．safe                        B safety                        C．safer                      D．safely

42．A．to move                  B．moved                    C．moves                    D．moving

41．A．played                   B．plays                      C．playing                  D．to play

40．A．sold                       B．selling                    C．sells                       D．sell

39．A．writes                     B．wrote                    C．writing                  D．written

38．A．himself                   B．him                        C．his                         D．itself

37．A．interesting                     B．interested                C．interest                  D．interests

36．A．to take                    B．take                        C．takes                      D．took