Complete each sentence with a word from the box. Change the form where necessary. (注意采用正确的形式) [br][/br] conflict concept junk rare temporary alert 1.Forthousandsofyears,peoplehaveknownthatthebestwaytounderstanda(n) istoexplainittosomeoneelse. 2.Helearnedhowtoservicetheenginesandqualifiedfora(n) workpermit. 3.Apologiesminimize leadtoforgiveness,andservetorestorerelationshipcloseness. 4.Youshouldn'teattoomuch food. 5.Theguardssuddenlybecame asthedogsbarked. 6.Beyondmycareer,myfacilitywithlanguageshasgivenmeafew opportunities.