填空题

People who hold doctoral degrees have five folded in 10 years.

【参考答案】

Y

<上一题目录下一题>

热门试题

填空题

China’s model is simple: recruit top foreign-trained Chinese and overseas-born ethnic Chinese to well-equipped labs, surround them ______.

填空题

Yang Fujia is a nuclear physicist and former president of Fudan University.