九年级第一学期重点单词词组和句型(仅供参考)Unite 1 Lesson 1I. 单词与词组1. go toby air/plane=take a plane to=fly to2. come back to=return to3. at an airline ticket office4. book a ticket to Shanghaia ticket for the film5. take the morning flight6. go economy7. show me your passport=show your passport to me Showaround 8. at 3p.m. on 18 August9. a piece of luggage How much luggage10. for free11. confirm a ticket12. will have to/have to/had to13. two days in advance14. a single