(外教社)全新版大学英语综合教程第二册第八单元课后练习答案unit 8 book 2

Unit8Protecting Our Environment Part II Reading Task Comprehension Content Question Pair Work

1.In the midst of prosperous farms and beautiful fields in the central part of America.

2.Foxes, deer, wild flowers and trees, migrant birds, trout and other fishes, etc. 3.Theroadsideswerebeautifuleveninwinter.Berriesandseedheadsofdriedweedsroseabove the snow, and birds came to feed on them.

4.The migrant birds, and fish in the streams and pools. 5.It was clear and cold.

6.They built their houses, sank their wells, built their barns, and lived in perfect harmony withe wild life. The town remained beautiful and full of life for many years. 7.Shereferstotheshadowofdeath.Chickens,cattleandsheepbegantodieofmysteriousmaladies, people were stricken with strange sickness and some of them died. 8.Spring should be throbbing with life, full of birdsong. “A silent spring” is a lifeless spring.

9.The roadsides are now lined with withered vegetation as though swept by fire. 10.Probably it is the remains of pesticides or other deadly chemicals. 11.Man. All these changes are the result of man’s own work. Text Organization Working On Your Own

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1. Part Two:

The description of the same town which was now stricken with all kinds of maladiesPart Three:

The cause of the maladies Part Four:

purpose in writing the book. 2.

3. A strange blight crept over the area

5. Animals stopped breeding and trees bore no fruit Language Sense Enhancement 1. (1)heart (5)orchards (9)barked (2)in harmony with (6)drifted (10)mists (3)in the midst (7)blaze (4)prosperous (8)flickered

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VocabularyI 1. 2.

3)wearing a pair of sun glasses, the famous movie star passed the crowed unnoticed.4)looked deserted.

5)were stricken by it. 3.

1)patches; came into full bloom; were puzzled; mysterious 2)throbbed with; sickened; migrant; a chorus 3)had crept into; flickered; the stark II.Word Formation 1.

Compound wordsChinese meaning age-oldxx的 air force空军

daughter-in-law儿媳妇 first-rate一流的 greenhouse温室

half brother同母异父兄弟；同父异母兄弟 ice-creamxx lifelike逼真的

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light year光年

salesperson售货员；推销员

self-centered以自己为中心的，自私的 threefold三倍 overuse过度使用

stone-still石头似的一动不动

worldwide全世界范围的；在世界范围内 2.

1)poverty-stricken people5)successful spacewalk 2)heart-breaking news6)peace-loving people

3)newly-built database7)need-based scholarships4)well-fed kids8)color-blind people

III.Confusable Words 1.lying 4.lain 7.lie 10.lies 2.laid 5.lie 8.lay 3.lay 6.lay

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