Unit 2 单元知识回扣-(配套教参)【精讲精练】2025-2026学年高中英语必修第二册(人教版)

Unit 2 单元知识回扣

 

Ⅰ.核心词汇

1．Some immediate measures must be taken to prevent some students from smoking.

2．Everyone should be reminded to be more careful when conducting experiments in the chemistry lab.

3．Our class joined in the school poster exhibition with the topic “We Love Science”．

4．The man was walking in the wood when he was attacked (攻击) by a snake.

5．Some illegal hunters shoot (射杀) wild animals, that's why they are dying out.

6．My suggestion is that the column of entertainment should be removed (去除).

7．Her brother is above average (平均) in his reading ability.

8．What is worrying is that many habitats(栖息地) of bears are being destroyed.

9．There comes a time when we must take further measures to prevent many endangered species(物种) from disappearing.

10．The poster reminds us that we must take immediate measures to protect endangered creatures(生物).

11．You can improve your chances of profit(利润)by sensible planning.

12．All the residents of this block have been  hunting (搜寻) for the missing child.

13．Nothing will be done because no one in authority(当权) takes the matter seriously.

14．Wild animals in nature reserves(保护区) need to develop their survival skills and keep their wild nature.

Ⅱ.拓展词汇

1．shoot vt.& vi. 射杀；射伤；发射→shot 过去式→shot 过去分词

2．illegal adj.不合法的；非法的→illegally adv.不合法地；非法地→legal adj.合法的；法律的

3．hunt vt.& vi.打猎；搜寻；追捕→hunter n．猎人→hunting n．打猎

4. immediately adv.立刻→immediate adj.立即的；立刻的

5．alarm vt.使惊恐；使害怕；使担心 n．恐慌；警报(器)→alarming adj.惊人的；使人惊恐的→alarmed adj.担忧的；恐慌的

6．rate n．速度；(比)率 vt.划分等级→rating n. 等级；级别

7．extinct adj.已灭绝的→extinction n．灭绝

8．aware adj.知道；发觉；有……意识的→awareness n．认识；意识

9．endanger vt.使遭受危险；危害→endangered adj.濒临灭绝的

10．concern vt.涉及；让……担忧 n．忧虑；担心；关切；关爱；关怀→concerned adj.担心的；关切的→concerning prep.关于；有关；涉及

11．adapt vi.适应 vt.使适应；使适合→adaptation n. 适应，改编，改编本

12．pressure n．压力；要求→press v. 按，压 n. 新闻界，出版社

13．observe vt. 观察(到)；注视；遵守→observation n．观察→observer n. 观察者

14．beauty n. 美；美人；美好的东西→beautify v. 美化→beautiful adj.美丽的

15．remind vt. 提醒；使想起→reminder n. 提醒物

16．recover vi. 恢复；康复 vt. 找回；寻回→recovery n. 康复

17．reduce vt.减少→reduction n．减少；缩小；降低

18．effective adj.有效的；生效的→effect n．效果，作用；影响

19．intend vi.& vt.打算；计划；想要→intention n．意图；打算

20．emotion n．感情；情感；情绪→emotional adj.感情的；情感的；情绪的

21．unusual adj.特别的；不寻常的→usual adj.通常的；寻常的→usually adv.通常；正常地

22．exist vi.存在；生存→existence n．存在；生存→existing adj.现存的

23．harmony n．和谐；融洽→harmonious adj.和谐的，融洽的

Ⅲ.重点短语

1．on earth(放在疑问词之后表示强调)究竟；到底

2．die out 灭亡；逐渐消失

3．aware of意识到；知道

4．on average平均

5．make progress取得进步

6．concerned about对……关切的；为……担忧的

7．adapt to适应

8．under pressure在压力下；承受压力

9．make out看清；听清；分清

10．remind sb of sb/sth使某人想起(类似的人或物)

11．watch over保护；照管；监督