精选优质文档-倾情为你奉上新模式英语2练习册参考答案专心-专注-专业Pre-Unit: Welcome to Our Class (p. P 2)Challenge 1: 一般现在时: Be (p. P2)C.Answers will vary.E.Answers will vary.F.1. am; Im2. are; Theyre3. are; Were4. is; Hes5. are; Theyre6. is; Shes7. are; Youre8. is; ItsG1. d.2. c.3. e.4. b.5. a.H.1. Shes tired. She needs some rest.2. Theyre nervous. They have a test today.3. Were happy. We have a new baby!4. Hes hungry. He wants a hambur
