principal是什么意思？

A Hills dale teacher who became principal last year, remembers sitting with other teachers watching students file out of a graduation ceremony and asking one another in astonishment, "How did that student graduate?

However,while talking is largely subconscious and rapid, writing is deliberate and slow, Over time,writers took advantage of this and started crafting long-winded sentences such as this one:The whole engagement lasted above 12 hours, till the gradual retreat of the Persians was changed into a disorderly flight, of which the shameful example was given by the principal leaders and……" No one talks like that casually — or should

In 2010,the Institution of Mechanical Engineers identified three principal emerging population groups across the world, based on characteristics associated with their current and projected stage of economic development.

And so your next step should be to discuss your concerns with your teacher or the principal.