A-A+
What is the conversation mainly about?A.A more
问题详情
What is the conversation mainly about?
A.A more economical diesel fuel.
B.Characteristics of a new type of fuel.
C.Where is a new energy source located?
D.How to develop alternative energy sources.请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:B
解析:对话发生在两个同学之间,男士因病而缺课,他向女士询问今天上课的内容。女士介绍说Dr. Collin讲了一种新型燃料,由此可知接下来的对话将围绕这种新型燃料进行讨论。接着往下听,女士又提到“DME不会破坏臭氧层,是环保能源”,“DME会比其他替代燃料更加有效”等等。由此可断定答案为B。