--- The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?

---____ my students have a try?

A．Shall

B．Must

C．Will

D．May

工程设计是指根据已确定的( )对拟建工程的技术、经济、资源、环境等进行更加深入细致的分析，编制设计文件和绘制设计图纸。

A．项目建议书
B．项目评估报告
C．可行性研究报告
D．融资方案报告