2. 外语
  3. A. Nuclear reactions as the lasting source of the sun’s energy. B. The most important source of energy. C. Types of electromagne

A. Nuclear reactions as the lasting source of the sun’s energy. B. The most important source of energy. C. Types of electromagne

admin2009-06-15  37
问题 A. Nuclear reactions as the lasting source of the sun’s energy.
B. The most important source of energy.
C. Types of electromagnetic energy.
D. The machines used for energy generation.
E. Seeking new sources of energy.     
F. The use of ultraviolet radiation in medicine.
*
选项
答案C
解析 可借助搭配句意直接确认答案C。也可借助原文(X-rays，gamma rays作为答案线索词)，在第3段倒数第3句找到答案相关句：X-rays and gamma rays have so mush energy that they travel right through solid objects．They can be used to detect and treat cancer,
转载请注明原文地址:https://kaotiyun.com/show/pyQd777K
本试题收录于： 职称英语理工类B级题库职称英语分类
0

职称英语理工类B级

职称英语

相关试题推荐
随机试题
最新回复(0)