Unit 8 A green world 单元写作专项训练 2026-2027学年译林版英语八年级下册

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译林版八年级英语下册单元写作专项训练

Unit 8   A green world

一、写作任务

A green world needs everyone's effort. Please write a short passage about protecting the environment: what problems we face, what should be done, and what you will do. Use the passive voice with modal verbs. (90-110 words)

绿色世界需要每个人的努力。请写一段短文谈谈环境保护:我们面临哪些问题、应该做些什么,以及你打算怎么做。请使用含情态动词的被动语态。词数90-110。

二、审题要点

(1)主题:                                                                                                                                                                                             

开头

引出问题(Our environment is facing serious problems.)

正文

问题(Too much rubbish is produced and trees are cut down.)

措施(Rubbish should be sorted and recycled.)

个人行动(I will use fewer plastic bags and save water.)

结尾

呼吁(If everyone takes action, the world will be greener.)

 

三、词汇 / 短语积累

【核心词汇】

1. 环境                     

2. 环境的                     

3. 保护                     

4. 污染                     

5. 垃圾                     

6. 塑料                     

7. 回收                     

8. 分类                     

9. 节约                     

10. 浪费                     

11. 能源                     

12. 资源                     

13. 用水                     

14. 电                     

15. 纸张                     

16. 排放                     

17. 全球变暖                     

18. 气候                     

19. 森林                     

20. 耕地                     

21. 动植物的                     

22. 绿色的                     

23. 干净的                     

24. 可重复使用的                     

25. 减少                     

26. 再利用                     

27. 被扔掉                     

28. 被砍倒                     

29. 被污染                     

30. 行动                     

 

【核心短语】

1. 保护环境                     

2. 环境污染                     

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3. 产生垃圾                     

4. 扔掉                     

5. 被丢弃                     

6. 被砍倒                     

7. 垃圾分类                     

8. 回收利用                     

9. 节约用水                     

10. 节约用电                     

11. 塑料袋                     

12. 一次性用品                     

13. 减少污染                     

14. 采取行动                     

15. 改用                     

16. 参与                     

17. 低碳生活                     

18. 对……有害                     

 

四、句式练习

第一段(开头):引出环境问题

1. 我们的环境正面临严重的问题,我们必须采取行动。(核心词:our environment, face serious problems, take action)

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

第二段(中间):说明问题与应做的事

2. 每天都有大量垃圾被扔掉,许多树被砍倒。(核心词:a lot of rubbish, be thrown away, every day, many trees, be cut down)

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

3. 垃圾应该被分类回收,塑料袋应该被重复使用。(核心词:rubbish, should be sorted and recycled, plastic bags, should be reused)

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

4. 更多的树应该被种下,更多的能源应该被节约。(核心词:more trees, should be planted, more energy, should be saved)page number 1

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第三段(结尾):说明个人行动并呼吁

5. 我会少用塑料袋、随手关灯;如果每个人都行动起来,世界会更绿。(核心词:use fewer plastic bags, turn off the lights, if everyone takes action, greener)

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

                                                                                                                                                                                   

五、进阶高分句型专练

(一)情态动词的被动语态 should be done

句型公式:Rubbish should be sorted. / More trees should be planted.

注意:结构为 should / must / can + be + 过去分词;用于提出环保措施,语气客观

◆  废纸和塑料瓶应该被回收。(核心词:waste paper and plastic bottles, should be recycled)

                                                                                                                                                                                   

                                                                                                                                                                                   

(二)现在时的被动语态表现状

句型公式:A lot of rubbish is thrown away every day.

注意:一般现在时被动(am/is/are + 过去分词)用于描述普遍现象,是环保话题描写问题的常用结构

◆  大量的水每天被浪费。(核心词:a lot of water, be wasted, every day)

                                                                                                                                                                                   

                                                                                                                                                                                   

(三)if 条件句谈结果

句型公式:If everyone takes action, the world will be greener.(主将从现)

注意:if 从句用一般现在时,主句用一般将来时;用于号召行动

◆  如果我们少开车,空气会更干净。(核心词:if, drive less, the air, be cleaner)

                                                                                                                                                                                   

                                                                                                                                                                                   

(四)use...instead ofpage number 2

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