王牌考点1. extinct, extinction
1. It is estimated that, currently, about50,000 species become_____ every year.
A. extinct B. instinct
C. distinct D. intense
选项解析：
A. extinct 灭绝的
B. instinct 本能
C. distinct 清楚的，截然不同的
D. intense 强烈的
正确答案：A
译文：目前，据估计，每年大约有5万种物种灭绝了。
Certain species disappeared or became ______________ as new forms arose that were better adapted to the Earth's changing environment.(CET6-99年6月第40题)
A) feeble
B) extinct
C) massive
D) extinguished
选项解析：
A) feeble无力，虚弱的
B) extinct灭绝的，绝种的
C) massive大量的，大规模的
D) extinguished被熄灭的，被消灭的
正确答案：B
译文：某些物种消失了或灭绝了，但新的生命形式又出现了，它们能更好地适应地球环境的不断变化。
If nothing is done to protect the environment, millions of species that are alive today will have become _______________. (CET6-01年1月第40题)
A) deteriorated
B) degenerated
C) suppressed
D) extinct
选项解析：
A) deteriorated 恶化的
B) degenerated 堕落的
C) suppressed 压抑的
D) extinct 灭绝的
正确答案：D
译文：如果不采取措施保护环境，数百万活着的物种就会灭绝。
The panda is an endangered species, which means that it is very likely to become ______ without adequate protection. (CET6-06年6月第70题)
A intact
B insane
C extinct
D exempt
选项解析：
A intact：完好无缺的，完整的
B insane：患精神病的，愚蠢的
C extinct：灭绝的，熄灭的
D exempt：免除，豁免
正确答案：C
译文：熊猫是濒危物种，这意味着如果缺乏充足的保护它很有可能灭绝。
5. Sadly, the Giant Panda is one of the many species now in danger of ____________.(CET6-00年1月第70题)
A) extinction
B) migration
C) destruction
D) extraction
选项解析：
A) extinction 灭绝
B) migration 迁居，迁徙
C) destruction 破坏，毁灭
D) extraction 抽出，血统，家世
正确答案：A
译文：遗憾地是，大熊猫是当前濒临灭绝的许多物种之一。
Within the foreseeable future there may be a major ______ of species, involving from one-third to two-thirds of all the species now in existence.
A. exhaustion B. exhibition C. extension D. extinction
选项解析：
A. exhaustion 筋疲力尽
B. exhibition 展览
C. extension 延长
D. extinction 灭绝
正确答案：D
译文：在可预见的未来，许多物种可能会濒临灭绝，包含三分之一到三分之二现存物种。
