1、Unit13We’retryingtosavetheearth!SectionA1.trytodo=tryone’sbesttodo努力去做某事Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习,每个学生都应该努力学习。2.berelatedto与…有关Iamnot related to himinanyway.我和他无任何关系。Everyoneinthistownshouldplayapartincleaningitup!3.playapartin在……方面