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(共12張PPT)
Unit 3 Conservation Lesson 1 詞匯
by:Emily
1. die out n. 滅絕；消失
die away 逐漸消失；逐漸減弱,側(cè)重指已經(jīng)減弱到一個(gè)狀態(tài).
die down 逐漸變?nèi)酰恢饾u平息,側(cè)重于減弱的過程.
die off 相繼死去
How many times up to today has life on Earth almost
_________（滅絕）？
died out
2. species n.物種
endangered species 瀕危物種
extinct species 滅絕物種
3. wipe v.擦；抹；擦掉
wipe out去除；消滅；徹底毀滅
=wipe sth. away 把某物清除掉
①Extinctions, where entire species are wiped out, are
not unusual in our Earth’s history.
②____ ____ the tears on your face, but you can't take
the pain away.擦去臉上的淚水，卻帶不走心中的痛楚。
Wipe away
3. unusual adj.異常的；不平常的
usual adj. 通常的
usually adv. 通常地
unusually adv. 不尋常地
as usual 像平常那樣
It is unusual (for sb.) to do sth. 做某事對(duì)某人來說是不
尋常的
①This time, we stayed together, in case anything else
________(usual) happened.
②__________,Smith was the last one to arrive at the
classroom.史密斯照例是最后一個(gè)到達(dá)教室的。
usually
As usual
4. mass adj.大量的；群眾的，民眾的；大規(guī)模的
a mass of 許多， 一堆
in mass 整個(gè)地，全部地
massive adj. 巨大的；大而重的；結(jié)實(shí)的；非常嚴(yán)重的
One hour before the news conference，
________________ journalists were in the hall.
在新聞發(fā)布會(huì)開始前一小時(shí)，大廳里已經(jīng)有很多記
者了。
a mass of/masses of
5. varied adj.各種各樣的, 形形色色的, 不同的, 變化的
vary v. (大小、形狀等)相異, 變化
varied weather 天氣多樣
various adj. 各種各樣的
variety n. 不同種類；多樣化
a variety of ＝varieties of 各種各樣的
He resigned for ____________________．
他因各種理由辭職了。
a variety of reasons
6. decrease vi.& vt.減少 n．減少；減少的量
decrease n．減少，降低(可數(shù)或不可數(shù))
decrease by/to/in... 減少了……/減少到……/
在……方面減少
increase v.&n. 增加，增長(zhǎng)
The amount of fat people take in should ________ ．
人們應(yīng)該減少脂肪攝入量。
be decreased
7. blame vt.責(zé)備；譴責(zé)；把……歸咎于
blame sb.for(doing) sth. 因(做)某事責(zé)備某人
blame sth.on sb./sth. 把某事歸咎于某人/某事
be to blame for(doing) sth.因(做)某事應(yīng)受責(zé)備
不定式用主動(dòng)形式表示被動(dòng)意義。
This time, human activity will____________(blame).
be to blame
8. affect vt.影響；侵襲；使感染
affected adj.受影響的；感動(dòng)的；感染的
unaffected adj.未受影響的
be affected by 被……感動(dòng)/影響
effect n．影響
have an effect/ impact/ influence on 對(duì)……有影響
It is certain that people's views on happiness
___________(affect)greatly by their own life experience.
are affected
9. be at risk(of +n/doing) 處境危險(xiǎn), 受到威脅
risk n. 風(fēng)險(xiǎn) v. 冒…的風(fēng)險(xiǎn)
risky adj. 有風(fēng)險(xiǎn)的，有危險(xiǎn)的
As we humans depend on so many species for our survival, we would also be at risk of _______(die) out.
10.endangered adj.瀕臨滅絕的，危險(xiǎn)的
endangered species 瀕危物種
endangered habitat 瀕危棲息地
dying
11. solar adj. 太陽(yáng)光（能）的
solar cars 太陽(yáng)能汽車
solar energy 太陽(yáng)能
12. hatch v.(使)孵化
13. restore v.(使)恢復(fù)
To save the black robins, wildlife workers protected their
eggs, helped them to hatch, and restored their habitats.
Thank you!

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