8.[解析] A　 细节理解题。根据第二段内容可知选A。

7.[解析]D　 细节理解题。从“If it is very cold，the brain can live without blood for 30 minutes”可知。

6. [解析] A　 细节理解题。根据第一段“It is difficult for doctors to help a person…. the brain lives for only three to five minutes”，可知选A。

5.[解析]B　 推理推断题。根据最后一段提到的Marconi在发明收音机时只想应用在轮船与陆地沿岸的交流沟通，没想到应用在流行音乐上，因而谁知道RFID及相关技术在未来将怎样使用，可能会用在买牛奶的问题上。

B

本文主要讲述的是医生不断探索如何给受伤的脑部做手术的事。

4.[解析] C　 细节理解题。根据第六段“Human right supporters are nervous…It goes too far tracking… Accompanied by how many biscuits”可知选C。

3.[解析] D　 细节理解题。根据第三段“An RFID tag with a tiny chip can be fixed… Passive RFID tags have no energy source--batteries because they do not need it”，可知选D。

2.[解析] A　 细节理解题。根据第一段“Fortunately，you’ve got a thing that sends out…and the time available for meeting-whatever”，可推知选A。　

1.[解析] D　 主旨大意题。通读全文得知。

15. Which of the following would be the best title for the text?

A. Don’t Use Tents Again

B. The Advantages of Tents

C. How to Produce Tents

D. The Development of Recyclable Tents

答案及解析

A

本文主要讲述的是一项新技术RFID的应用及它的前景

14. The passage is mainly concerned with　　　　 .

A. an attempt at developing recyclable tents

B. some efforts at making full use of cardboards

C. an unusual success of a graduation project

D. the effects of using cardboard tents on music festivals