A-A+
In Paragraph 7 what can be inferred about the
问题详情
In Paragraph 7, what can be inferred about the relationship between chemists and demand of the time？
A．They tried to solve the urgent problems of the time.
B．They are mostly employed by the government.
C．They know how to remain useful in changing times.
D．They are afraid of losing touch with the world.请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：本题仍为推论题。题目问：在第七段中，关于化学家和时代的要求之关系可以做出什么推论?根据本段第一句话“When the demand for penicillin soared during World War Ⅱ, chemists all over the world raced to determine its structure(当青霉素的需求在第二次世界大战时急速上升时，世界各地的化学家都在争分夺秒地抢先确定它的结构)”可以得知，化学家总是设法解决当时最紧迫的问题，所以选A。
