精选优质文档-倾情为你奉上 全新版大学英语综合教程4 第二版 Unit 1 1. alliance 2. campaign 3. crucial 4. declaration5. desperate 6. limp7. minus8. offensive9. raw10. region 11. render12. retreat 13. siege14. stroke15. at the cost of 16. bide ones time17. drag on18. in the case of 19. take a gamble of 20. turn the tide (against)Text B 21. pay off Unit 2Text A 1. approximately2. automate3. bunch4. calculate5. de
