Prof. Frank Flynns study has found that A．employees are wary of generosity in the workplace. B．there are more takers than givers among the engineers. C．takers are the most productive among the employees. D．generosity seems to be an obstacle to productivity.
A.employees B. B．there C. C．takers D. D．generosity E.
【参考答案】
D 首先根据该题关键词Prof．FrankFlynn锁定第四段第2、3句。hefound后面的宾语从句就是发现的......