Listening audioscript

Speaking Skill 18 
 
Sample Response, Example Question 6A, Page 310
[ mp3 135]
(Woman) 
The lecture explains how the Persian Empire moved goods and ideas 
throughout the empire very quickly. The professor first points out that the 
empire had standardized coins and weights and measures. This made it 
easy for merchants to understand the different prices and amounts of 
goods in many different places, which led to an increased speed in trade. 
The professor also mentions that roads helped improve trade. She says 
that roads made travel and trade faster. As for movement of ideas, the 
roads also made communication faster and easier. According to the 
lecture, the king of the Persian Empire had a message system between 
the capital and the edges of the empire, which also improved 
communication. Finally, the professor indicates that many people spoke 
a common language, which also helped to speed up the spread of ideas. 
Sample Response, Example Question 6B, Page 311
[ mp3 136] 
(Man) 
The lecture is about SAD, which is a kind of depression that appears in 
the fall, gets worse in the winter, and then goes away in the spring. The 
professor describes the cause and two treatments for this depression. 
First, the professor says that SAD comes from the lower amount of 
sunlight in winter. He explains that less light leads to more of a certain 
chemical in our bodies, which then results in depression for the people 
who suffer from SAD. After that he discusses two effective treatments. 
The first is phototherapy, where the patient puts a light box in his or her 
house and then turns it on and sits in front of it for a while every day. The 

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LPREP IBT 3 E AudioScript 
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other treatment described is medications, but the professor points out 
that these can have bad side effects.