雅思机经听力试题--合成纤维与天热纤维及答案解析.doc
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1、雅思机经听力试题-合成纤维与天热纤维及答案解析(总分:19.00,做题时间:120 分钟)一、人造纤维与天然纤维(总题数:1,分数:3.00)Listen to the statement and fill out the table below. Write NO MORE THAN TWO WORDS for each blank.(分数:3.00)填空项 1:_填空项 1:_填空项 1:_二、农药与棉花种植(总题数:1,分数:2.00)Listen to the statement and circle the appropriate letter.(分数:2.00)(1).Whats
2、the percentage of cotton which is grown without the use of pesticides in the global market?(分数:1.00)A.about 25%B.about 30%C.unknown(2).Why do farmer not want to grow organic cotton?(分数:1.00)A.Because it is cheaper than conventional cotton.B.Because organic cotton is more expensive to grow than conve
3、ntional.C.Because people dont like to wear clothes made from organic cotton.三、农药在世界上的使用(总题数:1,分数:3.00)Listen to the statement and complete the following sentences with NO MORE THAN TWO WORDS.(分数:3.00)(1).According to the United Nations report, pesticides utilized in 1 have many negative effects on h
4、uman health and the environment.(分数:1.00)填空项 1:_(2).In under-developed countries, farmers have to use pesticides to get rid of 1 and communicable diseases. (分数:1.00)填空项 1:_(3). 1 have had a ban on the use of pesticides.(分数:1.00)填空项 1:_四、亚麻材料(总题数:1,分数:4.00)Listen to the statement and complete the not
5、es below. Use up to two words. (分数:4.00)填空项 1:_填空项 1:_填空项 1:_填空项 1:_五、羊毛污染(总题数:1,分数:3.00)Listen to the conversation and circle the appropriate letter.(分数:3.00)(1).Wool can become contaminated _ .(分数:1.00)A.when sheep flees,B.when sheep are imported,C.since the birth of sheep.(2).Dirty wool would _ .
6、(分数:1.00)A.cause skin diseases in sheep.B.provide a highly suitable food source for moths.C.kill moths.(3).How to prevent moths from surviving in woolen items?(分数:1.00)A.Clean woolen items before storing.B.Get rid of water in woolen items.C.Never wash the woolen items.六、各种材料(总题数:1,分数:4.00)Listen to
7、the conversation and match each statement with the right attitude of the man. A agree B not agree C not discussed (分数:4.00)(1).Lighter-colored clothing is better for people.(分数:1.00)A.B.C.(2).People should wear organic clothes to keep healthy.(分数:1.00)A.B.C.(3).Not all synthetic fabrics are bad for
8、peoples health.(分数:1.00)A.B.C.(4).Wearing loose-fitting clothing is better for health.(分数:1.00)A.B.C.雅思机经听力试题-合成纤维与天热纤维答案解析(总分:19.00,做题时间:120 分钟)一、人造纤维与天然纤维(总题数:1,分数:3.00)Listen to the statement and fill out the table below. Write NO MORE THAN TWO WORDS for each blank.(分数:3.00)填空项 1:_ (正确答案:eco-frie
9、ndly)解析:As the world becomes more sensitive to the need of the environment, the negative impact of synthetic fibers has become a cause for concern. Natural fibers are less harmful to the environment and the society because they are derived from plants and animals which are more eco-friendly. Product
10、s manufactured from natural fabric eventually dissolve into the earth. Plant and animal based fabrics are a part of the evolutionary process of life. They return to the earth to return once more to life. Synthetic fibers are more harmful to the environment because they are enhanced with chemicals. C
11、hemicals used for the manufacture of synthetic fabrics are harmful and can enter into the water supply and cause health problems. Although, synthetic fibers may offer softer fabrics and more durable materials, the long term effect on the environment far outweigh any advantages.填空项 1:_ (正确答案:the envi
12、ronment)解析:填空项 1:_ (正确答案:durable materials)解析:二、农药与棉花种植(总题数:1,分数:2.00)Listen to the statement and circle the appropriate letter.(分数:2.00)(1).Whats the percentage of cotton which is grown without the use of pesticides in the global market?(分数:1.00)A.about 25% B.about 30%C.unknown解析:Cotton is more att
13、ractive to pests and pathogens than practically any other plant. That is why the high-volume usage of pesticides is a negative aspect that goes with cotton growing worldwide. Only a very small proportion of alternative growers avoid the use of pesticides completely, selling their raw materials as or
14、ganic cotton. But the percentage of organic cotton in the global market is currently still small (about 25%), due partly to the higher production costs (due to lower yields and increased cultivation work) and the fact that it is not possible to get higher market prices for organic cotton garments. C
15、onsumers are not willing (or not yet willing) to pay more for organic textiles.(2).Why do farmer not want to grow organic cotton?(分数:1.00)A.Because it is cheaper than conventional cotton.B.Because organic cotton is more expensive to grow than conventional. C.Because people dont like to wear clothes
16、made from organic cotton.解析:三、农药在世界上的使用(总题数:1,分数:3.00)Listen to the statement and complete the following sentences with NO MORE THAN TWO WORDS.(分数:3.00)(1).According to the United Nations report, pesticides utilized in 1 have many negative effects on human health and the environment.(分数:1.00)填空项 1:_
17、 (正确答案:developing countries)解析:Toxic pesticides represent a great threat to human health and the environment. The United Nations reports that the quantity and range of new and existing chemicals, including toxic pesticides, is growing rapidly in developing countries and is compromising human health
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