Is this the young engineer ________ you want to have ________ the computer for me?

A．who, repaired

B．that, repairing

C．who, to repair

D．that, repair

全面、完整的健康教育项目应开始于（）。

A.科学的计划

B.科学的规划

C.科学的设计

D.科学的分析

E.科学的诊断