4、讨论问题导入新课。新课讲授Step1Newwords要求学生快速阅读对话部分,并找出对话中的生词。然后,教师进行讲解。helpfulcommunityskillproblemsomethingengineercheckbrokensomeonefixanyonecollegeStep2WarmingupStep3Listentotheconversation,andcompletethetable.ProblemHelpComputerdoesn’twork. Bicycleisbroken. Homeworkisdifficult. Oldpeopleneedhelp. St