2018年11月24日托福听力题目+答案+mp3下载：faded jeans

2018年11月24日托福听力题目+答案+mp3下载：faded jeans

听力原文为概括性原文，听力音频不清晰，请悉知！

听力真题题目如下：

1、What is the purpose of the lecture

A、To describe the history of changing styles in fashion

B、To show that fashion has always been highly dependent on technology

C、To account for the popularity of faded blue jeans

D、To describe the use of enzymes in an industrial process

2、Why does the professor discuss the human digestive system

A、To describe h o w the function of enzymes was discovered

B、To give an example of what enzymes are and how they work

C、To explain how the textile industry began to use enzymes

D、To show that some enzymes are more powerful than others

3、According to the professor, what are two problems with using pumice stones to fade jeans

Click on 2 answers.

A、It is hazardous to the people w h o work with it.

B、It contributes to waste-water pollution

C、It causes excesstve damage to the tterns it is used on.

D、It needs to be combined with other processes to be effective

。。。。。余下听力真题及答案省略

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