Recite the basic knowledge I, II, III Basic knowledge in I -III to master the good expressions.1. 寻找 短语 in search of2. 赶上早航班 catch the early flight3. 提前 in advance4. 存在于 exist in5. official permission6. 要求 make a request7. 为 好好做准备 be well prepared for8. 迫不及待地 cant wait to9. 组成，make up10. apply for11. 被称为 be known as12. 登记 check in unit2TravellingArounddany 单元过关课件- 山东省昌乐县第二中学人教版（2019 ）必修英语第一册Checking the old Basic knowledge in I -III to master the good expressions.1. 寻找 短语 2. 赶上早航班 3. 提前 4. 存在于 5
