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Unit 5 知识点
一、词汇拓展
1.migrate v. 移栖；迁徙→migration n.迁徙→migrant n.移民，迁徙动物
2. measure v.量，测量 n.措施；办法→measurable a.可测量的→measurement n.测量
3. survive v. 幸存；幸免于难。（其宾语通常是war,accident,flood,fire,earthquake,air crash等）
→survivor n. 幸存者，生还者→survival n. 幸存；存活；残存物
survive on sth.依靠…..生活
4. effect n.效果；影响→effective adj.有效的 →effectively adv.有效地→affect v.影响
5. mystery n.谜,神秘的事物→mysterious adj.神秘的
6. annual adj.一年一度的→annually adv.一年一度地
7. professor n.教授→profession n.职业→professional adj.专业的 n专业人员
8. accommodation n.住宿，膳宿 →accommodate v.容纳，给...提供住宿
accommodate sb./ sth. 容纳 accommodate …to…适应
9. found v. 创建，创立→foundation n. 发起；创办→founder n. 创始人
10.recover v .恢复，康复→recovery n .康复,恢复
11.photographer n.摄影师→photograph v. 拍照→photographer n. 摄影师
12.vary v. 变化；有差异；使多样化→various adj. 各种各样的；不同种类的→ variety n. 样化；多种多样→ variation n. 变化；变体
13.concentrate v .专注;专心→concentration n .专注,专心
14.freeze v .冻结;突然停住，呆住-- froze (过去式）--frozen（过去分词）
→freezing adj.极冷的→frozen adj .冷冻的；冻僵的→freezer n.[C]冰柜，冷冻柜
15.solution n.解决，解决方案,溶液 → solve v.解决
16.amazing adj .令人惊异的→ amaze v.使大为惊讶，使感到惊愕
→amazed adj .吃惊的；惊奇的→amazement n .惊讶；惊愕
be amazed to do sth.惊奇地做某事 be amazed at/by/that.. 对…… 感到
to one's amazement 今某人感到惊奇的是 in amazement吃惊地
17.destroy v.破坏→destruction n.破坏→destructive a.破坏性的
18.chemical adj .化学的 n. 化学品→chemistry n .化学→chemist n.化学家, 药剂师
19.creature n .生物→create v.创造→creative adj.有创造性的→creatively adv.有创造力地→creativity n.创造性→creator n.创造者 →creation n.创造物,创造
20. element n.基本部分，要素→elemental adj.基本地，重要的
21.breath(n.) 呼吸, 气息 →breathe(v.) →breathless (a.) 气喘吁吁的
22. determine v．测定，确定→determined adj.坚决的；有决心的
23. eventually adv.终于，最终→eventual adj.最后的
24. shock n.吃惊，震惊→shocking adj.令人震惊的→shocked adj.感到震惊的
25. reaction n．(对某一情形或事件的)反应→react vi.作出反应；回应
26. count v.数；计算总数；把...计算在内；重要，有价值；n.总数，数量，计数；
count sb./ sth. in. 把…算入
count me out. 不算我
to rely on=depend on: 依靠，依赖：
depend on it that…指望...
You can count on my help. 你可以让我帮忙。 It is the ... that counts. ...很重要
argue v. →argument n.辩论；论点，理由，论据
argue with sb. about/ over sth.与某人争论某事
argue for / against sth. 争辩某事（支持/反对）
argue sb. into doing sth. = talk / persuade sb. into doing sth. 劝某人做某事
argue sb. out of doing sth. = talk / persuade sb. out of doing sth.劝某人不做某事
argue that…= consider that… 争辩/认为...
make an argument on / about/ over…就某事进行争论
have a fierce/ heated/ lively debate 进行一番激烈辩论
opposite ( n./ adj./ adv./ prep.)
be opposite to 在...对面
oppose /object to / be against 反对...
be opposed to sb./ sth.反对..
as opposed to sth. 而非，相对于
domesticate v.→domestic adj.驯化的；家庭的；国内的
still adj. 静止的，平静的； adv. 仍然
still waters run deep 静水流深
symbol symbolic symbolize v. 象征
a symbol of……的象征 symbolic meaning 象征意义 be symbolic of象征
二、重点短语
1. cut down 砍掉
2. in search of 寻找
3. find out 找到，查明
4. millions of 数百万
5. lead to 通向，导致
6. feed on 以……为主食
7. make sure 确保，务必
8. work together 通力合作
work out找到…的答案，解决；计算出
work on sth.致力于；从事于
work as从事……工作，当…
work at sth. 努力做，致力于
out of work 失业
at work工作中：起作用；忙着
9. once again 再次
10. at certain times 在特定的时期
11. in fact 实际上 = actually
12. instead of 代替，相反
13. for the first time 第一次
14. have fun 玩得快乐
15. in serious trouble 陷入严重的困难
16. on one’s way to 在去……的路上
17. as busy as a bee 繁忙
18. kill two birds with one stone 一举两得
19. rain cats and dogs 下倾盆大雨
20. when the cat’s away (the mice will play) 猫儿不在，老鼠作怪
21. except for 除……之外
22. from time to time 不时地；偶尔
23. be famous/known for 因……而著名
24. at a speed of 以……的速度
25. fly over 飞过
26. concentrate on 集中注意于……
27. fall off 掉落
28. recover from 从……中恢复
29. show respect for 表示尊重
30. after all 毕竟
above all 重要的是
31. as white as snow雪白
32. brave the elements 不顾恶劣天
33. flow chart流程图；作业图
34. hold your horses慢点，别急
35. manage to do设法做到
36. human activities人类活动
37. the annual migration一年一度的迁徙
38. seek a solution to the issue 寻求解决问题的办法
39. take measures 采取措施
=take steps to do sth.
40. the social position社会地位
41. determine to do sth 决定做某事
42. an amazing effect 惊人的效果
43. thirty per cent of the creatures 百分之三十的生物
44. English idioms 英语习语
45. the information source 信息来源
46. press the button 按下按钮
47. culture shock 文化冲击
48. a variety of 各种各样的
a(wide)variety of/varieties of...各种各样的….
the variety of……的不同种类/品种
49. an encounter with sb 与某人的一次邂逅
50. a breathtaking scene 令人惊叹的一幕
51. have an effect on= affect vt.影响
=have an impact on= have an influence on
52. a digital image 数字图像
53. a chemical reaction 化学反应
54. an image file 图像文件
55. destroy the surroundings 破坏环境
56. a chemical element 一种化学元素
57. measure the position 测量位置
58.大西洋 Atlantic Ocean
太平洋 Pacific Ocean
北冰洋 Arctic Ocean
印度洋 Indian Ocean
play hide and seek 玩儿捉迷藏
seek（for）=look for =search for （seek,sought,sought）
determine to do sth.决定做某事
=be determined to do sth.
=make a determination to do sth.
solution n.解决方法，溶液
resolution 解决，决心，分辨率
the solution/resolution to(介词)
...的解决方法
the answer to(介词)...的答案
the way to 去...的路
much to one’s surprise/amazement/shock/astonishment
= to one’s great surprise/amazement/shock/astonishment令某人非常惊讶
come across=run across=run into偶遇
stare at...盯着...看 glare at...怒视...
glance at...瞥一眼... gaze at...凝视....
react/respond to对...做出回应
allow/permit sb. to do sth.允许某人做某事 allow/permit doing sth.允许做某事
advise sb.to do sth.建议某人做某事
=suggest (that) sb. (should) do sth.
advise/suggest doing sth. 建议做某事
at the speed of...以...速度
at the price of...以...价格/代价
force sb. to do sth.强迫某人做某事
show respect for/to 对...表示敬意
fish out of water浑身不自在
get off your high horse勿趾高气昂
at a snail’s pace龟速
bull in a china shop 鲁莽闯祸的人
to lead a dog’s life生活不尽如意
dog-eat-dog world竞争激烈的世界
work like a dog拼命工作
dog-tired疲惫不堪的
sick as a dog病得厉害
Every dog has its day.人一生中总有出头之日。
You can never teach an old dog new tricks.老古董学不会新东西。
meaner than a junkyard dog不友好或冷漠的
His bark is worse than his bite.虽叫得凶，但不咬人。（刀子嘴，豆腐心。）
Let sleeping dogs lie.顺其自然，不要再制造更多矛盾。
in the doghouse被“冷遇”
doghouse term狗窝术语（生气的话）
the dog days of summer
一年中最热的三伏天
have an amazing time度过美好时光
add color to给……增添色彩
compare A to/with B对比A和B compare A to B 将A比作B
have an encounter with…与……邂逅
brave the elements勇敢面对恶劣的天气
be famous/known for因……而著名
a weight of up to 300kg体重多达300千克
at a speed of 64 km/h以64km/h的速度
step out of the trees走出森林
fall off sth.脱落，掉下来
recover from the shock从震惊中缓过来
a reminder to do sth./of sth.对…的提醒
after all毕竟
above all尤其，最重要的是
first of all首先
not at all一点也不
in all总计
all in all总而言之
...be regarded / viewed / considered as...
...被视作...
as white as snow雪白的
except for除了
unique feature独有的特征
breed 交配繁殖；饲养，培育
Thanks to increasing protection measures, the number of … is on the rise.
多亏了越来越多的保护措施，……的数量正在上升。
appearance外表,外貌
habitat栖息地
diet饮食
lifespan寿命
appetite食欲，胃口
常用表达
1.表达同意Agreeing
Exactly!
I agree.
That is true.
I see your point.
No doubt about it.
I suppose so.
I think we all agree…
2.表达不同意Disagreeing
I don’t agree.
That’s just not true.
I’m afraid I totally disagree.
I’m not so sure about that.
I don’t think so.
That’s not always the same.
I beg to differ.
That’s not the case.
3.表达举例Giving examples
I’ve seen how…
For example,
We’ve seen a lot of examples where…
We’ve seen a lot of examples that…
As a matter of fact,…
描写动物
Appearance
●with a weight / height of …
●It is…in weight / height
Lifespan
●It lives for… on average
Habitat
●It can be found in…
●It lives in…
Migration

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