hey ( visit) visited a farm two weeks ago                                                                                                                    60. our volunteering in communities ( make)makes a difference                                                                                      61. I like to part in volunteer work because I think it ( be)was very useful and meaningful to society                          62. we should help ( help) the homeless, the elderly and abandoned children                                                              63. I ( be)have been a volunteer for five years                                                                                                                        64. last week my class ( volunteer)volunteered to clean the strees      

59. visited
60. make
61. is
62. help
63. have been
64. volunteered