对教育行政信息的处理要做到（）、（）、（）、（）四个方面。
参考答案：及时、真实、适用、经济
叙述波音DCAC/MRM系统关键要素。
------It was determination and willingness that made him a good actress.
------Yes, that is also______it takes to do anything very well.
A．that
B．how
C．what
D．which
