1TomandJackhad的精选

问题详情：1.TomandJackhad__________（通信）formanyyears.2.ProfessorSmith,anear__________（专家）,organizedanationalsurveyofnosediseaseinchildren.3.Singing,playinggames,andreadingareformsof___________（消遣）.4.Thec...