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Unit 1重要单词，词组讲解1. mean的用法What do you mean to do with it? I didn’t mean to hurt you.1）mean to do意欲做This means staying here longer.Missing the train means waiting for another hour.2）mean doing意味着做He is not meant for a teacher and will always be unhappy in the school.Be meant for 适合做他说他不适合读书因为懒。
He says he _________________ a student for his laziness.这次考试失败意味着要再考一次。
Failing this exam ___________________ another one.我并不是有意迟到的。
I didn’t ____________ be late for school.2. celebrate vt.(1) 庆祝；庆贺celebrate Christmas / one’s birthday / a victory (胜利)(2) 赞扬；称颂The names of many heroes are celebrated by the poets.词语辨析：celebrate, congratulatecelebrate后常接日期,事情或场合congratulate后常接人表示为某事而庆贺某人congratulate sb. on/upon sth.ex：congratulate you on your marriage.有时还表示私自庆幸的意思。
ex：I congratulated myself on my escape from being punished.3. 英语中表示“发生”的词或短语均为不及物，不用于被动语态。
Unit 1 Key phrases and expressions·词汇表短语：1. in turn(P3) 相应地；转而2. break down(P3) 使分解为，使变化成3. breathe life into(P3) 给...带来起色，注入活力4. due to(P3) 由于，因为5. build up(P5) 逐渐增加，扩大6. come up with(P6) 想出，想到7. call for(PP6) （公开）要求，需要8. spring to mind(P8) 突然记起（想到）9. get rid of(P11) 摆脱，丢弃，扔掉10. give rise to(P13) 使发生（或存在）·课文短语(149)1. the human race 人类2. do harm (to...) 对……造成伤害3. sound the alarm 发出警报，敲警钟4. natural wonders 自然奇观5. be home to 是……的家园/栖息地6. a wide range of wildlife 各种野生动物7. a natural treasure 一个自然宝藏8. a huge sea of green 一望无际的绿色海洋9. play a significant role in (doing) sth.在…中起重要作用；在…中扮演重要角色10. maintain the fine balance of the Earth’s ecosystem维持地球生态系统的良好平衡11. cross into eight countries 横跨八个国家12. with an area of …面积为……13. half the size of ………大小的一半14. in length 在长度上15. one in ten 十分之一16. an unbelievable variety of wildlife种类多到令人难以置信的野生动物17. beneath the ground 在地下18. the towering ancient hardwoods高耸的古老阔叶树19. food chain 食物链20. feed on... 以……为食21. a tiny army of... 一小批22. one major danger to... 一个主要危险23. in danger of extinction 濒临灭绝24. be left with a question 留下一个问题25. afford to do sth. 有条件做某事；负担得起26. be poor in nutrients(P5) 营养不良27. for one thing 一则，其一；首先for another thing 再则；另一方面；其次28.take in 欺骗，使上当；吸收；理解29. lock up 锁好，把……关入30. make comparisons with 进行比较31. leave out(P6) 省略；排除32. global warming 全球变暖33. greenhouse gases 温室气体34. solutions to these problems 问题的解决办法35. avoid doing sth. 避免做某事36. at the beginning of... 在……开始的时候37. make every effort to do sth.竭尽全力做某事38. a forest clean-up activity 一个森林清理活动39. (be) devoted to (doing sth) 致力于(做某事)40. What if 如果……怎么办41. divide... into... 把……分成……42. clean up 打扫，清扫，清理43. cause increasing harm to...(P8)对……造成越来越大的伤害44. a fearsome hunter 一个可怕的猎人/猎手45. have the greatest impact on...对……有最大的影响/冲击46. animal populations 动物种群47. bring...close to extinction 使……濒临灭绝48. go extinct 灭绝，走向灭绝49. destroy animal habitats 破坏动物栖息地50. leave many animals with nowhere to live让许多动物无处栖身51. put animals in danger 把动物置于危险之中52. hunt endangered animals 猎杀濒危动物53. create well-planned and well-managed protected areas创建规划良好、管理完善的保护区54. at risk(P10) 有风险的；在危险中55. call on people to do sth. 号召56. a local resident(P11) 一位当地居民57. Environmental Protection Committee环保委员会58. have significant environmental costs有极大的环境成本59. heavy industry factories 重工业工厂60. enjoy outdoor activities 享受户外活动61. colour the sky a smoky grey把天空染成烟灰色62. for health and safety reasons alone仅出于健康和安全原因63. protest against... 抗议64. tend to 倾向于，往往……65. connect … with …把……和……联系起来66. pictures of clouds of dirty smoke浓烟滚滚的画面67. make huge profits 牟取暴利68. in defence of... ①保卫，捍卫②为……辩护69. point out 指出70. be deeply concerned about... 深深地担忧71. take various measures 采取各种各样的措施72. in the production process 在生产过程中73. draw one’s attention to... (P12) 引起关注74. the economic benefits 经济利益75. on the rise 在上升，在增加76. search for ways to fight the problem寻找办法解决问题77. achieve a balance (between... and...)(在…和…之间)实现平衡78. make policies 制定政策79. work hand in hand with other branches of government 与政府其他部门携手合作80. development strategies 发展策略81. in an environmentally friendly way用环保的方式82. a community-wide effort 全社会共同努力83. follow the golden rule 遵循黄金法则84. save energy 节约能源85. a former UN official 一位前任联合国官员86. lift people out of poverty 使人们摆脱贫困87. advance economic growth 促进经济增长88. aim for economic development力争经济发展89. build a human community with a shared future mankind 构建人类命运共同体90. habitat loss(P13) 栖息地丧失91. interact with others 与他人互动92. make eye contact with others 眼神交流93. large amounts of 大量的(修饰不可数名词)94. have a long-lasting effect on...对……有持久的影响95. poisonous chemicals 有毒的化学物质96. give rise to public health problems引发公众性健康问题97. prevent further damage to...防止对……的进一步破坏98. volunteer to take part in clean-up activities自愿参加清扫活动。
